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Finding the Third Proportional to 16,887 and 26,838

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Solution

The third proportional to 16,887 and 26,838 is: 42,652.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887 : 26,838 = 26,838 : x
  2. Step 2: Convert to fraction form
    16,887/26,838 = 26,838/x
  3. Step 3: Cross multiply
    16,887x = 26,838 × 26,838
  4. Step 4: Simplify right side
    16,887x = 720,278,244
  5. Step 5: Solve for x
    x = 720,278,244/16,887
  6. Step 6: Final answer
    x = 42,652.82

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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.