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Finding the Third Proportional to 79,613 and 167,866

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Solution

The third proportional to 79,613 and 167,866 is: 353,949.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,613 : 167,866 = 167,866 : x
  2. Step 2: Convert to fraction form
    79,613/167,866 = 167,866/x
  3. Step 3: Cross multiply
    79,613x = 167,866 × 167,866
  4. Step 4: Simplify right side
    79,613x = 28,178,993,956
  5. Step 5: Solve for x
    x = 28,178,993,956/79,613
  6. Step 6: Final answer
    x = 353,949.66

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.