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Finding the Third Proportional to 91,938 and 187,569

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Solution

The third proportional to 91,938 and 187,569 is: 382,672.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,938 : 187,569 = 187,569 : x
  2. Step 2: Convert to fraction form
    91,938/187,569 = 187,569/x
  3. Step 3: Cross multiply
    91,938x = 187,569 × 187,569
  4. Step 4: Simplify right side
    91,938x = 35,182,129,761
  5. Step 5: Solve for x
    x = 35,182,129,761/91,938
  6. Step 6: Final answer
    x = 382,672.34

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.