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Finding the Third Proportional to 15,576 and 33,771

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Solution

The third proportional to 15,576 and 33,771 is: 73,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576 : 33,771 = 33,771 : x
  2. Step 2: Convert to fraction form
    15,576/33,771 = 33,771/x
  3. Step 3: Cross multiply
    15,576x = 33,771 × 33,771
  4. Step 4: Simplify right side
    15,576x = 1,140,480,441
  5. Step 5: Solve for x
    x = 1,140,480,441/15,576
  6. Step 6: Final answer
    x = 73,220.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.