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Finding the Third Proportional to 12,256 and 26,887

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Solution

The third proportional to 12,256 and 26,887 is: 58,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256 : 26,887 = 26,887 : x
  2. Step 2: Convert to fraction form
    12,256/26,887 = 26,887/x
  3. Step 3: Cross multiply
    12,256x = 26,887 × 26,887
  4. Step 4: Simplify right side
    12,256x = 722,910,769
  5. Step 5: Solve for x
    x = 722,910,769/12,256
  6. Step 6: Final answer
    x = 58,984.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.