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Finding the Fourth Proportional to 227,761.68, 314,287.28 and 132,249.72

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Solution

The fourth proportional to 227,761.68, 314,287.28 and 132,249.72 is: 182,490.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,761.68 : 314,287.28 = 132,249.72 : x
  2. Step 2: Convert to fraction form
    227,761.68/314,287.28 = 132,249.72/x
  3. Step 3: Cross multiply
    227,761.68x = 314,287.28 × 132,249.72
  4. Step 4: Simplify right side
    227,761.68x = 41,564,404,779.56
  5. Step 5: Solve for x
    x = 41,564,404,779.56/227,761.68
  6. Step 6: Final answer
    x = 182,490.77

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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.