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Finding the Fourth Proportional to 218,414.08, 327,627.52 and 60,654.08

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Solution

The fourth proportional to 218,414.08, 327,627.52 and 60,654.08 is: 90,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,414.08 : 327,627.52 = 60,654.08 : x
  2. Step 2: Convert to fraction form
    218,414.08/327,627.52 = 60,654.08/x
  3. Step 3: Cross multiply
    218,414.08x = 327,627.52 × 60,654.08
  4. Step 4: Simplify right side
    218,414.08x = 19,871,945,808.28
  5. Step 5: Solve for x
    x = 19,871,945,808.28/218,414.08
  6. Step 6: Final answer
    x = 90,982.90

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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.