Finding the Fourth Proportional to 477,545.97, 716,227.50 and 185,425.75
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Solution
The fourth proportional to 477,545.97, 716,227.50 and 185,425.75 is: 278,103.11
Step by Step Solution
- Step 1: Write the proportion equation
477,545.97 : 716,227.50 = 185,425.75 : x - Step 2: Convert to fraction form
477,545.97/716,227.50 = 185,425.75/x - Step 3: Cross multiply
477,545.97x = 716,227.50 × 185,425.75 - Step 4: Simplify right side
477,545.97x = 132,807,021,358.13 - Step 5: Solve for x
x = 132,807,021,358.13/477,545.97 - Step 6: Final answer
x = 278,103.11
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.