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Finding the Third Proportional to 3,393 and 4,843

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Solution

The third proportional to 3,393 and 4,843 is: 6,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393 : 4,843 = 4,843 : x
  2. Step 2: Convert to fraction form
    3,393/4,843 = 4,843/x
  3. Step 3: Cross multiply
    3,393x = 4,843 × 4,843
  4. Step 4: Simplify right side
    3,393x = 23,454,649
  5. Step 5: Solve for x
    x = 23,454,649/3,393
  6. Step 6: Final answer
    x = 6,912.66

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.