Assume that Swann Company uses a periodic inventory system and has these account balances: Purchases $$630,000$; Purchase Returns and Allowances $$25,000$; Purchase Discounts $$11,000$; and Freight$-$In $$19,000$; beginning inventory of $$45,000$; ending inventory of $$55,000$; and net sales of $$750,000.$

Determine the cost of goods sold.