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Finding the Third Proportional to 127,524 and 187,190

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Solution

The third proportional to 127,524 and 187,190 is: 274,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,524 : 187,190 = 187,190 : x
  2. Step 2: Convert to fraction form
    127,524/187,190 = 187,190/x
  3. Step 3: Cross multiply
    127,524x = 187,190 × 187,190
  4. Step 4: Simplify right side
    127,524x = 35,040,096,100
  5. Step 5: Solve for x
    x = 35,040,096,100/127,524
  6. Step 6: Final answer
    x = 274,772.56

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.