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Finding the Third Proportional to 941 and 1,418.75

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Solution

The third proportional to 941 and 1,418.75 is: 2,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    941 : 1,418.75 = 1,418.75 : x
  2. Step 2: Convert to fraction form
    941/1,418.75 = 1,418.75/x
  3. Step 3: Cross multiply
    941x = 1,418.75 × 1,418.75
  4. Step 4: Simplify right side
    941x = 2,012,851.56
  5. Step 5: Solve for x
    x = 2,012,851.56/941
  6. Step 6: Final answer
    x = 2,139.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.