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Finding the Third Proportional to 2,328 and 3,948

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Solution

The third proportional to 2,328 and 3,948 is: 6,695.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328 : 3,948 = 3,948 : x
  2. Step 2: Convert to fraction form
    2,328/3,948 = 3,948/x
  3. Step 3: Cross multiply
    2,328x = 3,948 × 3,948
  4. Step 4: Simplify right side
    2,328x = 15,586,704
  5. Step 5: Solve for x
    x = 15,586,704/2,328
  6. Step 6: Final answer
    x = 6,695.32

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Why These Related Problems?

These problems maintain the same ratio (1.70) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.