Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March.

Date Activities Units Acquired at Cost Units Sold at Retail

March $1$ Beginning inventory $110$ units @ $$51\mathrm{.}20$ per unit

March $5$ Purchase $230$ units @ $$56\mathrm{.}20$ per unit

March $9$ Sales $270$ units @ $$86\mathrm{.}20$ per unit

March $18$ Purchase $90$ units @ $$61\mathrm{.}20$ per unit

March $25$ Purchase $160$ units @ $$63\mathrm{.}20$ per unit

March $29$ Sales $140$ units @ $$96\mathrm{.}20$ per unit

Totals $590$ units $410$ units

$4.$ Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include $70$ units from beginning inventory, $200$ units from the March $5$ purchase, $50$ units from the March $18$ purchase, and $90$ units from the March $25$ purchase.

Note: Round weighted average cost per unit to two decimals and final answers to nearest whole dollar.