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Finding the Third Proportional to 80,160 and 173,166

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Solution

The third proportional to 80,160 and 173,166 is: 374,082.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,160 : 173,166 = 173,166 : x
  2. Step 2: Convert to fraction form
    80,160/173,166 = 173,166/x
  3. Step 3: Cross multiply
    80,160x = 173,166 × 173,166
  4. Step 4: Simplify right side
    80,160x = 29,986,463,556
  5. Step 5: Solve for x
    x = 29,986,463,556/80,160
  6. Step 6: Final answer
    x = 374,082.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.