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Finding the Third Proportional to 79,967 and 169,775

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Solution

The third proportional to 79,967 and 169,775 is: 360,443.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,967 : 169,775 = 169,775 : x
  2. Step 2: Convert to fraction form
    79,967/169,775 = 169,775/x
  3. Step 3: Cross multiply
    79,967x = 169,775 × 169,775
  4. Step 4: Simplify right side
    79,967x = 28,823,550,625
  5. Step 5: Solve for x
    x = 28,823,550,625/79,967
  6. Step 6: Final answer
    x = 360,443.07

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.