Projected financial results for the university's cafeteria for next year are shown. Answer each of the following independent questions.

Sales

Fixed cost $$563,000$

Total variable cost $,221,790$

Total cost

Net income

$$913,000$

$784,790$

$$128,{210}_{?}$

$($a$)$ The contribution marrgin is $$.($Type an integer or a decimal.$)$