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Finding the Third Proportional to 17,318.25 and 22,241.25

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Solution

The third proportional to 17,318.25 and 22,241.25 is: 28,563.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,318.25 : 22,241.25 = 22,241.25 : x
  2. Step 2: Convert to fraction form
    17,318.25/22,241.25 = 22,241.25/x
  3. Step 3: Cross multiply
    17,318.25x = 22,241.25 × 22,241.25
  4. Step 4: Simplify right side
    17,318.25x = 494,673,201.56
  5. Step 5: Solve for x
    x = 494,673,201.56/17,318.25
  6. Step 6: Final answer
    x = 28,563.69

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.