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Finding the Third Proportional to 2,808 and 3,714

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Solution

The third proportional to 2,808 and 3,714 is: 4,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808 : 3,714 = 3,714 : x
  2. Step 2: Convert to fraction form
    2,808/3,714 = 3,714/x
  3. Step 3: Cross multiply
    2,808x = 3,714 × 3,714
  4. Step 4: Simplify right side
    2,808x = 13,793,796
  5. Step 5: Solve for x
    x = 13,793,796/2,808
  6. Step 6: Final answer
    x = 4,912.32

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.