Round all allocation ratios to four significant digits. Round all allocated amounts to the nearest dollar. Required: 1. Allocate the support service costs using the direct method. Note: Input to two decimal places. 2. Allocate the support service costs using the sequential method. The support departments are ranked in order of highest cost to lowest cost. Note: If an amount is zero, enter "0". Input to two decimal places. 3. Allocate the support service costs using the reciprocal method. Note: If an amount is zero, enter "0". Input to two decimal places