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Finding the Fourth Proportional to 267,335.46, 400,971.96 and 107,404.92

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Solution

The fourth proportional to 267,335.46, 400,971.96 and 107,404.92 is: 161,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,335.46 : 400,971.96 = 107,404.92 : x
  2. Step 2: Convert to fraction form
    267,335.46/400,971.96 = 107,404.92/x
  3. Step 3: Cross multiply
    267,335.46x = 400,971.96 × 107,404.92
  4. Step 4: Simplify right side
    267,335.46x = 43,066,361,286.04
  5. Step 5: Solve for x
    x = 43,066,361,286.04/267,335.46
  6. Step 6: Final answer
    x = 161,094.83

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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.