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Finding the Fourth Proportional to 5,491.83, 8,241.39 and 2,896.59

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Solution

The fourth proportional to 5,491.83, 8,241.39 and 2,896.59 is: 4,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.83 : 8,241.39 = 2,896.59 : x
  2. Step 2: Convert to fraction form
    5,491.83/8,241.39 = 2,896.59/x
  3. Step 3: Cross multiply
    5,491.83x = 8,241.39 × 2,896.59
  4. Step 4: Simplify right side
    5,491.83x = 23,871,927.86
  5. Step 5: Solve for x
    x = 23,871,927.86/5,491.83
  6. Step 6: Final answer
    x = 4,346.81

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