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Finding the Fourth Proportional to 5,648.48, 7,794.86 and 3,258.44

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Solution

The fourth proportional to 5,648.48, 7,794.86 and 3,258.44 is: 4,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.48 : 7,794.86 = 3,258.44 : x
  2. Step 2: Convert to fraction form
    5,648.48/7,794.86 = 3,258.44/x
  3. Step 3: Cross multiply
    5,648.48x = 7,794.86 × 3,258.44
  4. Step 4: Simplify right side
    5,648.48x = 25,399,083.62
  5. Step 5: Solve for x
    x = 25,399,083.62/5,648.48
  6. Step 6: Final answer
    x = 4,496.62

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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.