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Finding the Third Proportional to 103,860.38 and 169,579.13

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Solution

The third proportional to 103,860.38 and 169,579.13 is: 276,882.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,860.38 : 169,579.13 = 169,579.13 : x
  2. Step 2: Convert to fraction form
    103,860.38/169,579.13 = 169,579.13/x
  3. Step 3: Cross multiply
    103,860.38x = 169,579.13 × 169,579.13
  4. Step 4: Simplify right side
    103,860.38x = 28,757,079,635.77
  5. Step 5: Solve for x
    x = 28,757,079,635.77/103,860.38
  6. Step 6: Final answer
    x = 276,882.11

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.