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Finding the Third Proportional to 11,846 and 26,078

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Solution

The third proportional to 11,846 and 26,078 is: 57,408.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,846 : 26,078 = 26,078 : x
  2. Step 2: Convert to fraction form
    11,846/26,078 = 26,078/x
  3. Step 3: Cross multiply
    11,846x = 26,078 × 26,078
  4. Step 4: Simplify right side
    11,846x = 680,062,084
  5. Step 5: Solve for x
    x = 680,062,084/11,846
  6. Step 6: Final answer
    x = 57,408.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.