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Finding the Third Proportional to 2,268 and 3,123

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Solution

The third proportional to 2,268 and 3,123 is: 4,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268 : 3,123 = 3,123 : x
  2. Step 2: Convert to fraction form
    2,268/3,123 = 3,123/x
  3. Step 3: Cross multiply
    2,268x = 3,123 × 3,123
  4. Step 4: Simplify right side
    2,268x = 9,753,129
  5. Step 5: Solve for x
    x = 9,753,129/2,268
  6. Step 6: Final answer
    x = 4,300.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.