Finding the Third Proportional to 447,124.50 and 656,430.75
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Solution
The third proportional to 447,124.50 and 656,430.75 is: 963,716.66
Step by Step Solution
- Step 1: Write the proportion equation
447,124.50 : 656,430.75 = 656,430.75 : x - Step 2: Convert to fraction form
447,124.50/656,430.75 = 656,430.75/x - Step 3: Cross multiply
447,124.50x = 656,430.75 × 656,430.75 - Step 4: Simplify right side
447,124.50x = 430,901,329,545.56 - Step 5: Solve for x
x = 430,901,329,545.56/447,124.50 - Step 6: Final answer
x = 963,716.66
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.