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Finding the Third Proportional to 18,760 and 25,692

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Solution

The third proportional to 18,760 and 25,692 is: 35,185.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,760 : 25,692 = 25,692 : x
  2. Step 2: Convert to fraction form
    18,760/25,692 = 25,692/x
  3. Step 3: Cross multiply
    18,760x = 25,692 × 25,692
  4. Step 4: Simplify right side
    18,760x = 660,078,864
  5. Step 5: Solve for x
    x = 660,078,864/18,760
  6. Step 6: Final answer
    x = 35,185.44

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.