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Finding the Fourth Proportional to 8,383.44, 11,568.61 and 4,605.87

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Solution

The fourth proportional to 8,383.44, 11,568.61 and 4,605.87 is: 6,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.44 : 11,568.61 = 4,605.87 : x
  2. Step 2: Convert to fraction form
    8,383.44/11,568.61 = 4,605.87/x
  3. Step 3: Cross multiply
    8,383.44x = 11,568.61 × 4,605.87
  4. Step 4: Simplify right side
    8,383.44x = 53,283,513.74
  5. Step 5: Solve for x
    x = 53,283,513.74/8,383.44
  6. Step 6: Final answer
    x = 6,355.81

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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.