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Finding the Fourth Proportional to 8,896.33, 13,344.19 and 4,218.58

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Solution

The fourth proportional to 8,896.33, 13,344.19 and 4,218.58 is: 6,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.33 : 13,344.19 = 4,218.58 : x
  2. Step 2: Convert to fraction form
    8,896.33/13,344.19 = 4,218.58/x
  3. Step 3: Cross multiply
    8,896.33x = 13,344.19 × 4,218.58
  4. Step 4: Simplify right side
    8,896.33x = 56,293,533.05
  5. Step 5: Solve for x
    x = 56,293,533.05/8,896.33
  6. Step 6: Final answer
    x = 6,327.73

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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.