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Finding the Third Proportional to 168,648.75 and 252,061.13

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Solution

The third proportional to 168,648.75 and 252,061.13 is: 376,728.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,648.75 : 252,061.13 = 252,061.13 : x
  2. Step 2: Convert to fraction form
    168,648.75/252,061.13 = 252,061.13/x
  3. Step 3: Cross multiply
    168,648.75x = 252,061.13 × 252,061.13
  4. Step 4: Simplify right side
    168,648.75x = 63,534,810,736.27
  5. Step 5: Solve for x
    x = 63,534,810,736.27/168,648.75
  6. Step 6: Final answer
    x = 376,728.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.