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Finding the Third Proportional to 131,359.50 and 187,195.50

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Solution

The third proportional to 131,359.50 and 187,195.50 is: 266,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,359.50 : 187,195.50 = 187,195.50 : x
  2. Step 2: Convert to fraction form
    131,359.50/187,195.50 = 187,195.50/x
  3. Step 3: Cross multiply
    131,359.50x = 187,195.50 × 187,195.50
  4. Step 4: Simplify right side
    131,359.50x = 35,042,155,220.25
  5. Step 5: Solve for x
    x = 35,042,155,220.25/131,359.50
  6. Step 6: Final answer
    x = 266,765.29

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.