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Finding the Fourth Proportional to 247,429.59, 371,330.93 and 181,040.97

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Solution

The fourth proportional to 247,429.59, 371,330.93 and 181,040.97 is: 271,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,429.59 : 371,330.93 = 181,040.97 : x
  2. Step 2: Convert to fraction form
    247,429.59/371,330.93 = 181,040.97/x
  3. Step 3: Cross multiply
    247,429.59x = 371,330.93 × 181,040.97
  4. Step 4: Simplify right side
    247,429.59x = 67,226,113,603.30
  5. Step 5: Solve for x
    x = 67,226,113,603.30/247,429.59
  6. Step 6: Final answer
    x = 271,697.96

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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.