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Finding the Third Proportional to 26,863.25 and 63,189

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Solution

The third proportional to 26,863.25 and 63,189 is: 148,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.25 : 63,189 = 63,189 : x
  2. Step 2: Convert to fraction form
    26,863.25/63,189 = 63,189/x
  3. Step 3: Cross multiply
    26,863.25x = 63,189 × 63,189
  4. Step 4: Simplify right side
    26,863.25x = 3,992,849,721
  5. Step 5: Solve for x
    x = 3,992,849,721/26,863.25
  6. Step 6: Final answer
    x = 148,636.14

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.