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Finding the Fourth Proportional to 234,951.92, 324,224.97 and 127,519.64

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Solution

The fourth proportional to 234,951.92, 324,224.97 and 127,519.64 is: 175,972.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,951.92 : 324,224.97 = 127,519.64 : x
  2. Step 2: Convert to fraction form
    234,951.92/324,224.97 = 127,519.64/x
  3. Step 3: Cross multiply
    234,951.92x = 324,224.97 × 127,519.64
  4. Step 4: Simplify right side
    234,951.92x = 41,345,051,840.46
  5. Step 5: Solve for x
    x = 41,345,051,840.46/234,951.92
  6. Step 6: Final answer
    x = 175,972.40

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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.