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Finding the Third Proportional to 3,348 and 4,757

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Solution

The third proportional to 3,348 and 4,757 is: 6,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348 : 4,757 = 4,757 : x
  2. Step 2: Convert to fraction form
    3,348/4,757 = 4,757/x
  3. Step 3: Cross multiply
    3,348x = 4,757 × 4,757
  4. Step 4: Simplify right side
    3,348x = 22,629,049
  5. Step 5: Solve for x
    x = 22,629,049/3,348
  6. Step 6: Final answer
    x = 6,758.98

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.