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Finding the Fourth Proportional to 3,231.97, 4,848.52 and 1,671.55

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Solution

The fourth proportional to 3,231.97, 4,848.52 and 1,671.55 is: 2,507.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.97 : 4,848.52 = 1,671.55 : x
  2. Step 2: Convert to fraction form
    3,231.97/4,848.52 = 1,671.55/x
  3. Step 3: Cross multiply
    3,231.97x = 4,848.52 × 1,671.55
  4. Step 4: Simplify right side
    3,231.97x = 8,104,527.31
  5. Step 5: Solve for x
    x = 8,104,527.31/3,231.97
  6. Step 6: Final answer
    x = 2,507.61

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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.