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Finding the Third Proportional to 130,747.50 and 195,945.75

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Solution

The third proportional to 130,747.50 and 195,945.75 is: 293,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,747.50 : 195,945.75 = 195,945.75 : x
  2. Step 2: Convert to fraction form
    130,747.50/195,945.75 = 195,945.75/x
  3. Step 3: Cross multiply
    130,747.50x = 195,945.75 × 195,945.75
  4. Step 4: Simplify right side
    130,747.50x = 38,394,736,943.06
  5. Step 5: Solve for x
    x = 38,394,736,943.06/130,747.50
  6. Step 6: Final answer
    x = 293,655.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.