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Finding the Fourth Proportional to 465,691.13, 698,609.19 and 150,179.93

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Solution

The fourth proportional to 465,691.13, 698,609.19 and 150,179.93 is: 225,293.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,691.13 : 698,609.19 = 150,179.93 : x
  2. Step 2: Convert to fraction form
    465,691.13/698,609.19 = 150,179.93/x
  3. Step 3: Cross multiply
    465,691.13x = 698,609.19 × 150,179.93
  4. Step 4: Simplify right side
    465,691.13x = 104,917,079,251.56
  5. Step 5: Solve for x
    x = 104,917,079,251.56/465,691.13
  6. Step 6: Final answer
    x = 225,293.27

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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.