The following information was available from the inventory records of Rich Company for January Units Unit Cost Total cost Balance at January 1 9,000 59.77 S87930 Purchases January 6 6 000 10 30 61.800 January 25 8.100 10.71 35.751 Ending Inventory at January 31 4.500 Assuming that Rich does not maintain perpetual inventory records, what should be the inventory at January 31, using the weighted average inventory method, rounded to the nearest dollar? 547 270 54505 545170