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Finding the Third Proportional to 5,739 and 12,571

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Solution

The third proportional to 5,739 and 12,571 is: 27,536.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739 : 12,571 = 12,571 : x
  2. Step 2: Convert to fraction form
    5,739/12,571 = 12,571/x
  3. Step 3: Cross multiply
    5,739x = 12,571 × 12,571
  4. Step 4: Simplify right side
    5,739x = 158,030,041
  5. Step 5: Solve for x
    x = 158,030,041/5,739
  6. Step 6: Final answer
    x = 27,536.16

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.