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Finding the Fourth Proportional to 8,493.89, 12,745.84 and 3,233.33

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Solution

The fourth proportional to 8,493.89, 12,745.84 and 3,233.33 is: 4,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.89 : 12,745.84 = 3,233.33 : x
  2. Step 2: Convert to fraction form
    8,493.89/12,745.84 = 3,233.33/x
  3. Step 3: Cross multiply
    8,493.89x = 12,745.84 × 3,233.33
  4. Step 4: Simplify right side
    8,493.89x = 41,211,447.16
  5. Step 5: Solve for x
    x = 41,211,447.16/8,493.89
  6. Step 6: Final answer
    x = 4,851.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.