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Finding the Fourth Proportional to 584,755.50, 806,982.15 and 358,357.26

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Solution

The fourth proportional to 584,755.50, 806,982.15 and 358,357.26 is: 494,545.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,755.50 : 806,982.15 = 358,357.26 : x
  2. Step 2: Convert to fraction form
    584,755.50/806,982.15 = 358,357.26/x
  3. Step 3: Cross multiply
    584,755.50x = 806,982.15 × 358,357.26
  4. Step 4: Simplify right side
    584,755.50x = 289,187,912,142.91
  5. Step 5: Solve for x
    x = 289,187,912,142.91/584,755.50
  6. Step 6: Final answer
    x = 494,545.01

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1.5x scale

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.