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Finding the Third Proportional to 169,028.25 and 253,014.75

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Solution

The third proportional to 169,028.25 and 253,014.75 is: 378,732.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,028.25 : 253,014.75 = 253,014.75 : x
  2. Step 2: Convert to fraction form
    169,028.25/253,014.75 = 253,014.75/x
  3. Step 3: Cross multiply
    169,028.25x = 253,014.75 × 253,014.75
  4. Step 4: Simplify right side
    169,028.25x = 64,016,463,717.56
  5. Step 5: Solve for x
    x = 64,016,463,717.56/169,028.25
  6. Step 6: Final answer
    x = 378,732.33

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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.