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Finding the Fourth Proportional to 8,493.88, 12,745.83 and 3,233.32

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Solution

The fourth proportional to 8,493.88, 12,745.83 and 3,233.32 is: 4,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.88 : 12,745.83 = 3,233.32 : x
  2. Step 2: Convert to fraction form
    8,493.88/12,745.83 = 3,233.32/x
  3. Step 3: Cross multiply
    8,493.88x = 12,745.83 × 3,233.32
  4. Step 4: Simplify right side
    8,493.88x = 41,211,347.06
  5. Step 5: Solve for x
    x = 41,211,347.06/8,493.88
  6. Step 6: Final answer
    x = 4,851.89

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1.5x scale

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.