Finding the Fourth Proportional to 700,542.12, 965,983.68 and 473,793.96
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Solution
The fourth proportional to 700,542.12, 965,983.68 and 473,793.96 is: 653,318.65
Step by Step Solution
- Step 1: Write the proportion equation
700,542.12 : 965,983.68 = 473,793.96 : x - Step 2: Convert to fraction form
700,542.12/965,983.68 = 473,793.96/x - Step 3: Cross multiply
700,542.12x = 965,983.68 × 473,793.96 - Step 4: Simplify right side
700,542.12x = 457,677,233,042.57 - Step 5: Solve for x
x = 457,677,233,042.57/700,542.12 - Step 6: Final answer
x = 653,318.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.