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Finding the Third Proportional to 4,124 and 5,012

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Solution

The third proportional to 4,124 and 5,012 is: 6,091.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124 : 5,012 = 5,012 : x
  2. Step 2: Convert to fraction form
    4,124/5,012 = 5,012/x
  3. Step 3: Cross multiply
    4,124x = 5,012 × 5,012
  4. Step 4: Simplify right side
    4,124x = 25,120,144
  5. Step 5: Solve for x
    x = 25,120,144/4,124
  6. Step 6: Final answer
    x = 6,091.21

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.