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Finding the Third Proportional to 51,904 and 80,532

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Solution

The third proportional to 51,904 and 80,532 is: 124,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,904 : 80,532 = 80,532 : x
  2. Step 2: Convert to fraction form
    51,904/80,532 = 80,532/x
  3. Step 3: Cross multiply
    51,904x = 80,532 × 80,532
  4. Step 4: Simplify right side
    51,904x = 6,485,403,024
  5. Step 5: Solve for x
    x = 6,485,403,024/51,904
  6. Step 6: Final answer
    x = 124,949.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.