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Finding the Fourth Proportional to 5,507.88, 8,262.84 and 1,811.18

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Solution

The fourth proportional to 5,507.88, 8,262.84 and 1,811.18 is: 2,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507.88 : 8,262.84 = 1,811.18 : x
  2. Step 2: Convert to fraction form
    5,507.88/8,262.84 = 1,811.18/x
  3. Step 3: Cross multiply
    5,507.88x = 8,262.84 × 1,811.18
  4. Step 4: Simplify right side
    5,507.88x = 14,965,449.24
  5. Step 5: Solve for x
    x = 14,965,449.24/5,507.88
  6. Step 6: Final answer
    x = 2,717.10

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