Brookside Manufacturing's Work in Process records for June had the following information regarding conversion costs: Beginning inventory............. 10,000 units, 80% complete Value of beginning inventory.... $55,000 Conversion costs added.......... $500,000 Completed units transferred out. 70,000 Ending inventory................ 20,000 units, 50% complete What is the FIFO value of conversion costs transferred out of Work in Process to Finished Goods Inventory for the month of June? (Round to the nearest $1.00.)