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Finding the Fourth Proportional to 4,263.86, 5,867.07 and 3,268.76

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Solution

The fourth proportional to 4,263.86, 5,867.07 and 3,268.76 is: 4,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.86 : 5,867.07 = 3,268.76 : x
  2. Step 2: Convert to fraction form
    4,263.86/5,867.07 = 3,268.76/x
  3. Step 3: Cross multiply
    4,263.86x = 5,867.07 × 3,268.76
  4. Step 4: Simplify right side
    4,263.86x = 19,178,043.73
  5. Step 5: Solve for x
    x = 19,178,043.73/4,263.86
  6. Step 6: Final answer
    x = 4,497.81

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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.