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Finding the Third Proportional to 144,079.50 and 231,497.25

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Solution

The third proportional to 144,079.50 and 231,497.25 is: 371,954.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,079.50 : 231,497.25 = 231,497.25 : x
  2. Step 2: Convert to fraction form
    144,079.50/231,497.25 = 231,497.25/x
  3. Step 3: Cross multiply
    144,079.50x = 231,497.25 × 231,497.25
  4. Step 4: Simplify right side
    144,079.50x = 53,590,976,757.56
  5. Step 5: Solve for x
    x = 53,590,976,757.56/144,079.50
  6. Step 6: Final answer
    x = 371,954.21

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.