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Finding the Third Proportional to 6,649.50 and 13,983

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Solution

The third proportional to 6,649.50 and 13,983 is: 29,404.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.50 : 13,983 = 13,983 : x
  2. Step 2: Convert to fraction form
    6,649.50/13,983 = 13,983/x
  3. Step 3: Cross multiply
    6,649.50x = 13,983 × 13,983
  4. Step 4: Simplify right side
    6,649.50x = 195,524,289
  5. Step 5: Solve for x
    x = 195,524,289/6,649.50
  6. Step 6: Final answer
    x = 29,404.36

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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.