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Finding the Third Proportional to 20,180.25 and 26,646.75

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Solution

The third proportional to 20,180.25 and 26,646.75 is: 35,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180.25 : 26,646.75 = 26,646.75 : x
  2. Step 2: Convert to fraction form
    20,180.25/26,646.75 = 26,646.75/x
  3. Step 3: Cross multiply
    20,180.25x = 26,646.75 × 26,646.75
  4. Step 4: Simplify right side
    20,180.25x = 710,049,285.56
  5. Step 5: Solve for x
    x = 710,049,285.56/20,180.25
  6. Step 6: Final answer
    x = 35,185.36

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.