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Finding the Fourth Proportional to 234,956.91, 324,231.84 and 127,524.64

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Solution

The fourth proportional to 234,956.91, 324,231.84 and 127,524.64 is: 175,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,956.91 : 324,231.84 = 127,524.64 : x
  2. Step 2: Convert to fraction form
    234,956.91/324,231.84 = 127,524.64/x
  3. Step 3: Cross multiply
    234,956.91x = 324,231.84 × 127,524.64
  4. Step 4: Simplify right side
    234,956.91x = 41,347,548,672.54
  5. Step 5: Solve for x
    x = 41,347,548,672.54/234,956.91
  6. Step 6: Final answer
    x = 175,979.28

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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.