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Finding the Third Proportional to 47,307 and 103,686

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Solution

The third proportional to 47,307 and 103,686 is: 227,255.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,307 : 103,686 = 103,686 : x
  2. Step 2: Convert to fraction form
    47,307/103,686 = 103,686/x
  3. Step 3: Cross multiply
    47,307x = 103,686 × 103,686
  4. Step 4: Simplify right side
    47,307x = 10,750,786,596
  5. Step 5: Solve for x
    x = 10,750,786,596/47,307
  6. Step 6: Final answer
    x = 227,255.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.