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Finding the Third Proportional to 1,862 and 3,802

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Solution

The third proportional to 1,862 and 3,802 is: 7,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862 : 3,802 = 3,802 : x
  2. Step 2: Convert to fraction form
    1,862/3,802 = 3,802/x
  3. Step 3: Cross multiply
    1,862x = 3,802 × 3,802
  4. Step 4: Simplify right side
    1,862x = 14,455,204
  5. Step 5: Solve for x
    x = 14,455,204/1,862
  6. Step 6: Final answer
    x = 7,763.27

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.