The 2021 income statement for Egyptian Noise Blasters shows that depreciation expense is $88 million, NOPAT is $263 million. At the end of the year, the balance of gross fixed assets was $690 million. The change in net operating working capital during the year was $78 million. Egyptian's free cash flow for the year was $220 million. Calculate the beginning-of-year balance for gross fixed assets. (Enter your answer in millions of dollars.) Gross fixed assets million