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Finding the Fourth Proportional to 2,481.82, 3,425.01 and 1,433.81

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Solution

The fourth proportional to 2,481.82, 3,425.01 and 1,433.81 is: 1,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.82 : 3,425.01 = 1,433.81 : x
  2. Step 2: Convert to fraction form
    2,481.82/3,425.01 = 1,433.81/x
  3. Step 3: Cross multiply
    2,481.82x = 3,425.01 × 1,433.81
  4. Step 4: Simplify right side
    2,481.82x = 4,910,813.59
  5. Step 5: Solve for x
    x = 4,910,813.59/2,481.82
  6. Step 6: Final answer
    x = 1,978.72

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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.