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Finding the Third Proportional to 118,239.75 and 179,809.88

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Solution

The third proportional to 118,239.75 and 179,809.88 is: 273,440.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,239.75 : 179,809.88 = 179,809.88 : x
  2. Step 2: Convert to fraction form
    118,239.75/179,809.88 = 179,809.88/x
  3. Step 3: Cross multiply
    118,239.75x = 179,809.88 × 179,809.88
  4. Step 4: Simplify right side
    118,239.75x = 32,331,591,147.52
  5. Step 5: Solve for x
    x = 32,331,591,147.52/118,239.75
  6. Step 6: Final answer
    x = 273,440.96

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.