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Finding the Fourth Proportional to 337,917.50, 506,679.42 and 148,370.30

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Solution

The fourth proportional to 337,917.50, 506,679.42 and 148,370.30 is: 222,469.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,917.50 : 506,679.42 = 148,370.30 : x
  2. Step 2: Convert to fraction form
    337,917.50/506,679.42 = 148,370.30/x
  3. Step 3: Cross multiply
    337,917.50x = 506,679.42 × 148,370.30
  4. Step 4: Simplify right side
    337,917.50x = 75,176,177,549.23
  5. Step 5: Solve for x
    x = 75,176,177,549.23/337,917.50
  6. Step 6: Final answer
    x = 222,469.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.