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Finding the Fourth Proportional to 3,832.36, 5,743.14 and 1,747.24

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Solution

The fourth proportional to 3,832.36, 5,743.14 and 1,747.24 is: 2,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.36 : 5,743.14 = 1,747.24 : x
  2. Step 2: Convert to fraction form
    3,832.36/5,743.14 = 1,747.24/x
  3. Step 3: Cross multiply
    3,832.36x = 5,743.14 × 1,747.24
  4. Step 4: Simplify right side
    3,832.36x = 10,034,643.93
  5. Step 5: Solve for x
    x = 10,034,643.93/3,832.36
  6. Step 6: Final answer
    x = 2,618.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.