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Finding the Third Proportional to 25,656 and 40,676

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Solution

The third proportional to 25,656 and 40,676 is: 64,489.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656 : 40,676 = 40,676 : x
  2. Step 2: Convert to fraction form
    25,656/40,676 = 40,676/x
  3. Step 3: Cross multiply
    25,656x = 40,676 × 40,676
  4. Step 4: Simplify right side
    25,656x = 1,654,536,976
  5. Step 5: Solve for x
    x = 1,654,536,976/25,656
  6. Step 6: Final answer
    x = 64,489.28

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.