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Finding the Third Proportional to 79,591 and 124,229

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Solution

The third proportional to 79,591 and 124,229 is: 193,901.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,591 : 124,229 = 124,229 : x
  2. Step 2: Convert to fraction form
    79,591/124,229 = 124,229/x
  3. Step 3: Cross multiply
    79,591x = 124,229 × 124,229
  4. Step 4: Simplify right side
    79,591x = 15,432,844,441
  5. Step 5: Solve for x
    x = 15,432,844,441/79,591
  6. Step 6: Final answer
    x = 193,901.88

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.