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Finding the Third Proportional to 6,171.82 and 13,125.80

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Solution

The third proportional to 6,171.82 and 13,125.80 is: 27,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.82 : 13,125.80 = 13,125.80 : x
  2. Step 2: Convert to fraction form
    6,171.82/13,125.80 = 13,125.80/x
  3. Step 3: Cross multiply
    6,171.82x = 13,125.80 × 13,125.80
  4. Step 4: Simplify right side
    6,171.82x = 172,286,543.60
  5. Step 5: Solve for x
    x = 172,286,543.60/6,171.82
  6. Step 6: Final answer
    x = 27,915.03

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.