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Finding the Fourth Proportional to 609,871.27, 841,640.82 and 337,913.73

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Solution

The fourth proportional to 609,871.27, 841,640.82 and 337,913.73 is: 466,331.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,871.27 : 841,640.82 = 337,913.73 : x
  2. Step 2: Convert to fraction form
    609,871.27/841,640.82 = 337,913.73/x
  3. Step 3: Cross multiply
    609,871.27x = 841,640.82 × 337,913.73
  4. Step 4: Simplify right side
    609,871.27x = 284,401,988,806.46
  5. Step 5: Solve for x
    x = 284,401,988,806.46/609,871.27
  6. Step 6: Final answer
    x = 466,331.18

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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.