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Finding the Third Proportional to 11,997 and 25,758

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Solution

The third proportional to 11,997 and 25,758 is: 55,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997 : 25,758 = 25,758 : x
  2. Step 2: Convert to fraction form
    11,997/25,758 = 25,758/x
  3. Step 3: Cross multiply
    11,997x = 25,758 × 25,758
  4. Step 4: Simplify right side
    11,997x = 663,474,564
  5. Step 5: Solve for x
    x = 663,474,564/11,997
  6. Step 6: Final answer
    x = 55,303.37

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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.