In working on a bid project, you have determined that $318,000 of fixed assets are required. These assets will be depreciated straight-line to zero over the 6-year life of the project. Ignore bonus depreciation. The discount rate is 18 percent, the tax rate is 21 percent, and there is no interest expense. In addition, the annual cash costs will be $217,880.64. After considering all the project's other cash flows, you have determined that the required operating cash flow is $92,400. What is the required amount of annual sales revenue?