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Finding the Fourth Proportional to 624,340.76, 861,592.48 and 337,860.77

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Solution

The fourth proportional to 624,340.76, 861,592.48 and 337,860.77 is: 466,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,340.76 : 861,592.48 = 337,860.77 : x
  2. Step 2: Convert to fraction form
    624,340.76/861,592.48 = 337,860.77/x
  3. Step 3: Cross multiply
    624,340.76x = 861,592.48 × 337,860.77
  4. Step 4: Simplify right side
    624,340.76x = 291,098,293,566.40
  5. Step 5: Solve for x
    x = 291,098,293,566.40/624,340.76
  6. Step 6: Final answer
    x = 466,249.07

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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.