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Finding the Fourth Proportional to 624,190.60, 861,383.22 and 337,710.52

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Solution

The fourth proportional to 624,190.60, 861,383.22 and 337,710.52 is: 466,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,190.60 : 861,383.22 = 337,710.52 : x
  2. Step 2: Convert to fraction form
    624,190.60/861,383.22 = 337,710.52/x
  3. Step 3: Cross multiply
    624,190.60x = 861,383.22 × 337,710.52
  4. Step 4: Simplify right side
    624,190.60x = 290,898,175,145.47
  5. Step 5: Solve for x
    x = 290,898,175,145.47/624,190.60
  6. Step 6: Final answer
    x = 466,040.62

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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.