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Finding the Third Proportional to 5,837 and 12,809

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Solution

The third proportional to 5,837 and 12,809 is: 28,108.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,837 : 12,809 = 12,809 : x
  2. Step 2: Convert to fraction form
    5,837/12,809 = 12,809/x
  3. Step 3: Cross multiply
    5,837x = 12,809 × 12,809
  4. Step 4: Simplify right side
    5,837x = 164,070,481
  5. Step 5: Solve for x
    x = 164,070,481/5,837
  6. Step 6: Final answer
    x = 28,108.70

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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.