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Finding the Third Proportional to 71,601 and 154,269

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Solution

The third proportional to 71,601 and 154,269 is: 332,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,601 : 154,269 = 154,269 : x
  2. Step 2: Convert to fraction form
    71,601/154,269 = 154,269/x
  3. Step 3: Cross multiply
    71,601x = 154,269 × 154,269
  4. Step 4: Simplify right side
    71,601x = 23,798,924,361
  5. Step 5: Solve for x
    x = 23,798,924,361/71,601
  6. Step 6: Final answer
    x = 332,382.57

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.