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Finding the Third Proportional to 15,743 and 33,295

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Solution

The third proportional to 15,743 and 33,295 is: 70,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743 : 33,295 = 33,295 : x
  2. Step 2: Convert to fraction form
    15,743/33,295 = 33,295/x
  3. Step 3: Cross multiply
    15,743x = 33,295 × 33,295
  4. Step 4: Simplify right side
    15,743x = 1,108,557,025
  5. Step 5: Solve for x
    x = 1,108,557,025/15,743
  6. Step 6: Final answer
    x = 70,415.87

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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.