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Finding the Third Proportional to 17,171.63 and 36,218.25

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Solution

The third proportional to 17,171.63 and 36,218.25 is: 76,391.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,171.63 : 36,218.25 = 36,218.25 : x
  2. Step 2: Convert to fraction form
    17,171.63/36,218.25 = 36,218.25/x
  3. Step 3: Cross multiply
    17,171.63x = 36,218.25 × 36,218.25
  4. Step 4: Simplify right side
    17,171.63x = 1,311,761,633.06
  5. Step 5: Solve for x
    x = 1,311,761,633.06/17,171.63
  6. Step 6: Final answer
    x = 76,391.23

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.