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Finding the Third Proportional to 80,710 and 187,554

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Solution

The third proportional to 80,710 and 187,554 is: 435,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,710 : 187,554 = 187,554 : x
  2. Step 2: Convert to fraction form
    80,710/187,554 = 187,554/x
  3. Step 3: Cross multiply
    80,710x = 187,554 × 187,554
  4. Step 4: Simplify right side
    80,710x = 35,176,502,916
  5. Step 5: Solve for x
    x = 35,176,502,916/80,710
  6. Step 6: Final answer
    x = 435,838.22

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.