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Finding the Fourth Proportional to 3,081.96, 4,626.18 and 1,852.38

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Solution

The fourth proportional to 3,081.96, 4,626.18 and 1,852.38 is: 2,780.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.96 : 4,626.18 = 1,852.38 : x
  2. Step 2: Convert to fraction form
    3,081.96/4,626.18 = 1,852.38/x
  3. Step 3: Cross multiply
    3,081.96x = 4,626.18 × 1,852.38
  4. Step 4: Simplify right side
    3,081.96x = 8,569,443.31
  5. Step 5: Solve for x
    x = 8,569,443.31/3,081.96
  6. Step 6: Final answer
    x = 2,780.52

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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.