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Finding the Fourth Proportional to 3,185.50, 4,398.11 and 2,443.33

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Solution

The fourth proportional to 3,185.50, 4,398.11 and 2,443.33 is: 3,373.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185.50 : 4,398.11 = 2,443.33 : x
  2. Step 2: Convert to fraction form
    3,185.50/4,398.11 = 2,443.33/x
  3. Step 3: Cross multiply
    3,185.50x = 4,398.11 × 2,443.33
  4. Step 4: Simplify right side
    3,185.50x = 10,746,034.11
  5. Step 5: Solve for x
    x = 10,746,034.11/3,185.50
  6. Step 6: Final answer
    x = 3,373.42

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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.