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Finding the Third Proportional to 103,479.75 and 227,279.25

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Solution

The third proportional to 103,479.75 and 227,279.25 is: 499,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,479.75 : 227,279.25 = 227,279.25 : x
  2. Step 2: Convert to fraction form
    103,479.75/227,279.25 = 227,279.25/x
  3. Step 3: Cross multiply
    103,479.75x = 227,279.25 × 227,279.25
  4. Step 4: Simplify right side
    103,479.75x = 51,655,857,480.56
  5. Step 5: Solve for x
    x = 51,655,857,480.56/103,479.75
  6. Step 6: Final answer
    x = 499,188.08

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.