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Finding the Fourth Proportional to 227,049.39, 313,337.88 and 126,447.39

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Solution

The fourth proportional to 227,049.39, 313,337.88 and 126,447.39 is: 174,502.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,049.39 : 313,337.88 = 126,447.39 : x
  2. Step 2: Convert to fraction form
    227,049.39/313,337.88 = 126,447.39/x
  3. Step 3: Cross multiply
    227,049.39x = 313,337.88 × 126,447.39
  4. Step 4: Simplify right side
    227,049.39x = 39,620,757,114.13
  5. Step 5: Solve for x
    x = 39,620,757,114.13/227,049.39
  6. Step 6: Final answer
    x = 174,502.81

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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.