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Finding the Fourth Proportional to 237,431.88, 327,655.92 and 130,001.88

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Solution

The fourth proportional to 237,431.88, 327,655.92 and 130,001.88 is: 179,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,431.88 : 327,655.92 = 130,001.88 : x
  2. Step 2: Convert to fraction form
    237,431.88/327,655.92 = 130,001.88/x
  3. Step 3: Cross multiply
    237,431.88x = 327,655.92 × 130,001.88
  4. Step 4: Simplify right side
    237,431.88x = 42,595,885,593.13
  5. Step 5: Solve for x
    x = 42,595,885,593.13/237,431.88
  6. Step 6: Final answer
    x = 179,402.55

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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.