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Finding the Third Proportional to 1,320 and 3,027

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Solution

The third proportional to 1,320 and 3,027 is: 6,941.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320 : 3,027 = 3,027 : x
  2. Step 2: Convert to fraction form
    1,320/3,027 = 3,027/x
  3. Step 3: Cross multiply
    1,320x = 3,027 × 3,027
  4. Step 4: Simplify right side
    1,320x = 9,162,729
  5. Step 5: Solve for x
    x = 9,162,729/1,320
  6. Step 6: Final answer
    x = 6,941.46

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Why These Related Problems?

These problems maintain the same ratio (2.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.