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Finding the Third Proportional to 127,470.38 and 187,494.75

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Solution

The third proportional to 127,470.38 and 187,494.75 is: 275,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,470.38 : 187,494.75 = 187,494.75 : x
  2. Step 2: Convert to fraction form
    127,470.38/187,494.75 = 187,494.75/x
  3. Step 3: Cross multiply
    127,470.38x = 187,494.75 × 187,494.75
  4. Step 4: Simplify right side
    127,470.38x = 35,154,281,277.56
  5. Step 5: Solve for x
    x = 35,154,281,277.56/127,470.38
  6. Step 6: Final answer
    x = 275,783.93

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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.