Oriole Company's sales budget projects unit sales of part $198Z$ of $10,400$ units in January, $12,000$ units in February, and $14,000$ units in March. Each unit of part $198Z$ requires $4$ pounds of materials, which cost $$2$ per pound. Oriole Company desires its ending raw materials inventory to equal $40\%$ of the next month's production requirements, and its ending finished goods inventory to equal $20\%$ of the next month's expected unit sales. These goals were met at December $31,2024.$