Finding the Fourth Proportional to 1,938,584.18, 2,908,191.87 and 572,496.05
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Solution
The fourth proportional to 1,938,584.18, 2,908,191.87 and 572,496.05 is: 858,837.28
Step by Step Solution
- Step 1: Write the proportion equation
1,938,584.18 : 2,908,191.87 = 572,496.05 : x - Step 2: Convert to fraction form
1,938,584.18/2,908,191.87 = 572,496.05/x - Step 3: Cross multiply
1,938,584.18x = 2,908,191.87 × 572,496.05 - Step 4: Simplify right side
1,938,584.18x = 1,664,928,358,217.11 - Step 5: Solve for x
x = 1,664,928,358,217.11/1,938,584.18 - Step 6: Final answer
x = 858,837.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.