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Finding the Third Proportional to 27,411 and 58,979

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Solution

The third proportional to 27,411 and 58,979 is: 126,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,411 : 58,979 = 58,979 : x
  2. Step 2: Convert to fraction form
    27,411/58,979 = 58,979/x
  3. Step 3: Cross multiply
    27,411x = 58,979 × 58,979
  4. Step 4: Simplify right side
    27,411x = 3,478,522,441
  5. Step 5: Solve for x
    x = 3,478,522,441/27,411
  6. Step 6: Final answer
    x = 126,902.43

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.