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Finding the Third Proportional to 1,301.75 and 2,314.75

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Solution

The third proportional to 1,301.75 and 2,314.75 is: 4,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301.75 : 2,314.75 = 2,314.75 : x
  2. Step 2: Convert to fraction form
    1,301.75/2,314.75 = 2,314.75/x
  3. Step 3: Cross multiply
    1,301.75x = 2,314.75 × 2,314.75
  4. Step 4: Simplify right side
    1,301.75x = 5,358,067.56
  5. Step 5: Solve for x
    x = 5,358,067.56/1,301.75
  6. Step 6: Final answer
    x = 4,116.05

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.