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Finding the Fourth Proportional to 3,832.73, 5,749.23 and 1,059.40

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Solution

The fourth proportional to 3,832.73, 5,749.23 and 1,059.40 is: 1,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.73 : 5,749.23 = 1,059.40 : x
  2. Step 2: Convert to fraction form
    3,832.73/5,749.23 = 1,059.40/x
  3. Step 3: Cross multiply
    3,832.73x = 5,749.23 × 1,059.40
  4. Step 4: Simplify right side
    3,832.73x = 6,090,707.12
  5. Step 5: Solve for x
    x = 6,090,707.12/3,832.73
  6. Step 6: Final answer
    x = 1,589.13

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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.