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Finding the Third Proportional to 18,218.25 and 24,617.25

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Solution

The third proportional to 18,218.25 and 24,617.25 is: 33,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,218.25 : 24,617.25 = 24,617.25 : x
  2. Step 2: Convert to fraction form
    18,218.25/24,617.25 = 24,617.25/x
  3. Step 3: Cross multiply
    18,218.25x = 24,617.25 × 24,617.25
  4. Step 4: Simplify right side
    18,218.25x = 606,008,997.56
  5. Step 5: Solve for x
    x = 606,008,997.56/18,218.25
  6. Step 6: Final answer
    x = 33,263.84

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.