Sarafiny Corporation is in the process of preparing its annual budget. The following beginning and ending inventory levels are planned for the year.

$\backslash$table$[[,\backslash$table$[[$Beginning$],[$Inventory$]],\backslash$table$[[$Ending$],[$Inventory$]]],[$Finished goods $($units$),30,000,80,000],[$Raw material $($grams$),60,000,50,000]]$

Each unit of finished goods requires $3$ grams of raw material. The company plans to sell $770,000$ units during the year.

How much of the raw material should the company purchase during the year?