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Finding the Fourth Proportional to 8,889.33, 12,267.12 and 4,910.37

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Solution

The fourth proportional to 8,889.33, 12,267.12 and 4,910.37 is: 6,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.33 : 12,267.12 = 4,910.37 : x
  2. Step 2: Convert to fraction form
    8,889.33/12,267.12 = 4,910.37/x
  3. Step 3: Cross multiply
    8,889.33x = 12,267.12 × 4,910.37
  4. Step 4: Simplify right side
    8,889.33x = 60,236,098.03
  5. Step 5: Solve for x
    x = 60,236,098.03/8,889.33
  6. Step 6: Final answer
    x = 6,776.22

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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.