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Finding the Third Proportional to 3,389 and 5,093

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Solution

The third proportional to 3,389 and 5,093 is: 7,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389 : 5,093 = 5,093 : x
  2. Step 2: Convert to fraction form
    3,389/5,093 = 5,093/x
  3. Step 3: Cross multiply
    3,389x = 5,093 × 5,093
  4. Step 4: Simplify right side
    3,389x = 25,938,649
  5. Step 5: Solve for x
    x = 25,938,649/3,389
  6. Step 6: Final answer
    x = 7,653.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.