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Finding the Third Proportional to 15,683 and 33,525

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Solution

The third proportional to 15,683 and 33,525 is: 71,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683 : 33,525 = 33,525 : x
  2. Step 2: Convert to fraction form
    15,683/33,525 = 33,525/x
  3. Step 3: Cross multiply
    15,683x = 33,525 × 33,525
  4. Step 4: Simplify right side
    15,683x = 1,123,925,625
  5. Step 5: Solve for x
    x = 1,123,925,625/15,683
  6. Step 6: Final answer
    x = 71,665.22

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.