I am having trouble with the platforms for master budget in managerial accounting. My answer for platform total (664,200) is incorrect. Please help, I dont know why this is wrong?

Vista Electronics, Inc. manufactures two different types of coils used in electric motors. In the fall o Erica Becker, the controller, compiled the following data. Sales forecast for 20x0 (all units to be shipped in 20x0) Product Light coil 63,000 330 Heavy coil 43,00 430 Units Price Raw-material prices and inventory levels: Expected Inventories, Desired Inventories, Anticipated Raw Material Sheet metal Copper wire Platform January 1, 28x0 41,000 1b. 38,000 1b December 31, 20xePurchase Price 45,000 lb. 41,000 1b. $ 16 10 6 6,300 units 7,300 units . Use of raw material: Amount Used per Unit Heavy Coil 5 lb. 3 lb. 1 unit Light Coil Raw Material Sheet metal Copper wire Platfornm 4 1b. 2 lb. . Direct-labor requirements and rates Product Light coil Heavy coil Hours per Unit 4 6 Rate per Hour $ 10 15 -Finished-goods inventories (in units): Expected January Desired December 31, Product Light coil Heavy coil 1, 26x0 28,000 8,000 20x0 33,000 9,000 . Production overhead overhead Cost Item Purchasing and material handling Depreciation, utilities, and inspection Shipping General production overhead get Rate $0.70 per pound of sheet metal and copper wire purchased $6.0 per coil produced (either type) $2.9 per coil shipped (either type) $4.00 per direct-labor hour . Prepare the raw material purchases budget (in dollars) for 20xO Raw Material Purchases Budget for 20x0 Raw Material Anticipated RequiredPurchase Raw Total Material Sheet metal Copper wire (units) Price 496,000 $ 16$ 7,936,000 2,710,000 664,200 $ 11,310,200 271,000 102 Platforms 6 Total