Finding the Fourth Proportional to 1,187,535.57, 1,781,305.17 and 288,972
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Solution
The fourth proportional to 1,187,535.57, 1,781,305.17 and 288,972 is: 433,458.44
Step by Step Solution
- Step 1: Write the proportion equation
1,187,535.57 : 1,781,305.17 = 288,972 : x - Step 2: Convert to fraction form
1,187,535.57/1,781,305.17 = 288,972/x - Step 3: Cross multiply
1,187,535.57x = 1,781,305.17 × 288,972 - Step 4: Simplify right side
1,187,535.57x = 514,747,317,585.24 - Step 5: Solve for x
x = 514,747,317,585.24/1,187,535.57 - Step 6: Final answer
x = 433,458.44
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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.