Posters.com is a small Internet retailer of high$-$quality posters. The company has $$790,000$ in operating assets and fixed expenses of $$160,000$ per year. With this level of operating assets and fixed expenses, the company can support sales of up to $$5,400,000$ per year. The company's contribution margin ratio is $11\%,$ which means that an additional dollar of sales results in additional contribution margin, and net operating income, of $11$ cents.