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Finding the Fourth Proportional to 609,349.59, 840,892.17 and 337,411.65

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Solution

The fourth proportional to 609,349.59, 840,892.17 and 337,411.65 is: 465,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,349.59 : 840,892.17 = 337,411.65 : x
  2. Step 2: Convert to fraction form
    609,349.59/840,892.17 = 337,411.65/x
  3. Step 3: Cross multiply
    609,349.59x = 840,892.17 × 337,411.65
  4. Step 4: Simplify right side
    609,349.59x = 283,726,814,551.78
  5. Step 5: Solve for x
    x = 283,726,814,551.78/609,349.59
  6. Step 6: Final answer
    x = 465,622.39

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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.