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Finding the Third Proportional to 79,331 and 165,224

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Solution

The third proportional to 79,331 and 165,224 is: 344,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,331 : 165,224 = 165,224 : x
  2. Step 2: Convert to fraction form
    79,331/165,224 = 165,224/x
  3. Step 3: Cross multiply
    79,331x = 165,224 × 165,224
  4. Step 4: Simplify right side
    79,331x = 27,298,970,176
  5. Step 5: Solve for x
    x = 27,298,970,176/79,331
  6. Step 6: Final answer
    x = 344,114.79

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.