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Finding the Fourth Proportional to 624,348.33, 861,600.66 and 337,868.43

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Solution

The fourth proportional to 624,348.33, 861,600.66 and 337,868.43 is: 466,258.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,348.33 : 861,600.66 = 337,868.43 : x
  2. Step 2: Convert to fraction form
    624,348.33/861,600.66 = 337,868.43/x
  3. Step 3: Cross multiply
    624,348.33x = 861,600.66 × 337,868.43
  4. Step 4: Simplify right side
    624,348.33x = 291,107,657,973.16
  5. Step 5: Solve for x
    x = 291,107,657,973.16/624,348.33
  6. Step 6: Final answer
    x = 466,258.41

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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.