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Finding the Third Proportional to 25,560 and 38,800

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Solution

The third proportional to 25,560 and 38,800 is: 58,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560 : 38,800 = 38,800 : x
  2. Step 2: Convert to fraction form
    25,560/38,800 = 38,800/x
  3. Step 3: Cross multiply
    25,560x = 38,800 × 38,800
  4. Step 4: Simplify right side
    25,560x = 1,505,440,000
  5. Step 5: Solve for x
    x = 1,505,440,000/25,560
  6. Step 6: Final answer
    x = 58,898.28

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.