In September, Larson Inc. sold 40,000 units of its only product for $449,000, and incurred a total cost of $405,000, of which $44,000 were fixed costs. The flexible budget for September showed total sales of $480,000. Among variances of the period were: total variable cost flexible-budget variance, $9,000U; total flexible-budget variance, $77,000U; and, sales volume variance, in terms of contribution margin, $32,000U.

The total sales revenue in the master budget for September, to the nearest dollar, was: