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Finding the Fourth Proportional to 5,847.72, 8,069.56 and 3,194.64

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Solution

The fourth proportional to 5,847.72, 8,069.56 and 3,194.64 is: 4,408.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.72 : 8,069.56 = 3,194.64 : x
  2. Step 2: Convert to fraction form
    5,847.72/8,069.56 = 3,194.64/x
  3. Step 3: Cross multiply
    5,847.72x = 8,069.56 × 3,194.64
  4. Step 4: Simplify right side
    5,847.72x = 25,779,339.16
  5. Step 5: Solve for x
    x = 25,779,339.16/5,847.72
  6. Step 6: Final answer
    x = 4,408.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.