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Finding the Third Proportional to 1,151.44 and 1,853.72

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Solution

The third proportional to 1,151.44 and 1,853.72 is: 2,984.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151.44 : 1,853.72 = 1,853.72 : x
  2. Step 2: Convert to fraction form
    1,151.44/1,853.72 = 1,853.72/x
  3. Step 3: Cross multiply
    1,151.44x = 1,853.72 × 1,853.72
  4. Step 4: Simplify right side
    1,151.44x = 3,436,273.20
  5. Step 5: Solve for x
    x = 3,436,273.20/1,151.44
  6. Step 6: Final answer
    x = 2,984.33

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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.