Exercise 6-1A Calculate cost of goods sold (LO6-2) Russell Retail Group begins the year with inventory of $55,000 and ends the year with inventory of $45,000. During the year, the company has four purchases for the following amounts. Purchase on February 17 $ 210,000 Purchase on May 6 130,000 Purchase on September 8 160,000 Purchase on December 4 410,000 Required: Calculate cost of goods sold for the year.