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Finding the Third Proportional to 47,860 and 68,508

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Solution

The third proportional to 47,860 and 68,508 is: 98,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,860 : 68,508 = 68,508 : x
  2. Step 2: Convert to fraction form
    47,860/68,508 = 68,508/x
  3. Step 3: Cross multiply
    47,860x = 68,508 × 68,508
  4. Step 4: Simplify right side
    47,860x = 4,693,346,064
  5. Step 5: Solve for x
    x = 4,693,346,064/47,860
  6. Step 6: Final answer
    x = 98,064.06

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.