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Finding the Third Proportional to 51,982.75 and 119,721.25

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Solution

The third proportional to 51,982.75 and 119,721.25 is: 275,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,982.75 : 119,721.25 = 119,721.25 : x
  2. Step 2: Convert to fraction form
    51,982.75/119,721.25 = 119,721.25/x
  3. Step 3: Cross multiply
    51,982.75x = 119,721.25 × 119,721.25
  4. Step 4: Simplify right side
    51,982.75x = 14,333,177,701.56
  5. Step 5: Solve for x
    x = 14,333,177,701.56/51,982.75
  6. Step 6: Final answer
    x = 275,729.50

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.