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Finding the Fourth Proportional to 5,503.93, 8,257.71 and 2,215.33

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Solution

The fourth proportional to 5,503.93, 8,257.71 and 2,215.33 is: 3,323.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.93 : 8,257.71 = 2,215.33 : x
  2. Step 2: Convert to fraction form
    5,503.93/8,257.71 = 2,215.33/x
  3. Step 3: Cross multiply
    5,503.93x = 8,257.71 × 2,215.33
  4. Step 4: Simplify right side
    5,503.93x = 18,293,511.41
  5. Step 5: Solve for x
    x = 18,293,511.41/5,503.93
  6. Step 6: Final answer
    x = 3,323.72

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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.