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Finding the Third Proportional to 47,839 and 104,289

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Solution

The third proportional to 47,839 and 104,289 is: 227,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,839 : 104,289 = 104,289 : x
  2. Step 2: Convert to fraction form
    47,839/104,289 = 104,289/x
  3. Step 3: Cross multiply
    47,839x = 104,289 × 104,289
  4. Step 4: Simplify right side
    47,839x = 10,876,195,521
  5. Step 5: Solve for x
    x = 10,876,195,521/47,839
  6. Step 6: Final answer
    x = 227,349.98

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.