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Finding the Fourth Proportional to 3,657.96, 5,048.73 and 2,479.41

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Solution

The fourth proportional to 3,657.96, 5,048.73 and 2,479.41 is: 3,422.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.96 : 5,048.73 = 2,479.41 : x
  2. Step 2: Convert to fraction form
    3,657.96/5,048.73 = 2,479.41/x
  3. Step 3: Cross multiply
    3,657.96x = 5,048.73 × 2,479.41
  4. Step 4: Simplify right side
    3,657.96x = 12,517,871.65
  5. Step 5: Solve for x
    x = 12,517,871.65/3,657.96
  6. Step 6: Final answer
    x = 3,422.09

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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.