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Finding the Third Proportional to 15,972 and 33,599

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Solution

The third proportional to 15,972 and 33,599 is: 70,679.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972 : 33,599 = 33,599 : x
  2. Step 2: Convert to fraction form
    15,972/33,599 = 33,599/x
  3. Step 3: Cross multiply
    15,972x = 33,599 × 33,599
  4. Step 4: Simplify right side
    15,972x = 1,128,892,801
  5. Step 5: Solve for x
    x = 1,128,892,801/15,972
  6. Step 6: Final answer
    x = 70,679.49

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.