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Finding the Fourth Proportional to 234,234.54, 323,241.39 and 126,801.81

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Solution

The fourth proportional to 234,234.54, 323,241.39 and 126,801.81 is: 174,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,234.54 : 323,241.39 = 126,801.81 : x
  2. Step 2: Convert to fraction form
    234,234.54/323,241.39 = 126,801.81/x
  3. Step 3: Cross multiply
    234,234.54x = 323,241.39 × 126,801.81
  4. Step 4: Simplify right side
    234,234.54x = 40,987,593,318.92
  5. Step 5: Solve for x
    x = 40,987,593,318.92/234,234.54
  6. Step 6: Final answer
    x = 174,985.27

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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.