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Finding the Third Proportional to 5,636 and 11,851

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Solution

The third proportional to 5,636 and 11,851 is: 24,919.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636 : 11,851 = 11,851 : x
  2. Step 2: Convert to fraction form
    5,636/11,851 = 11,851/x
  3. Step 3: Cross multiply
    5,636x = 11,851 × 11,851
  4. Step 4: Simplify right side
    5,636x = 140,446,201
  5. Step 5: Solve for x
    x = 140,446,201/5,636
  6. Step 6: Final answer
    x = 24,919.48

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.