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Finding the Fourth Proportional to 4,622.75, 6,935.87 and 2,775.15

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Solution

The fourth proportional to 4,622.75, 6,935.87 and 2,775.15 is: 4,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.75 : 6,935.87 = 2,775.15 : x
  2. Step 2: Convert to fraction form
    4,622.75/6,935.87 = 2,775.15/x
  3. Step 3: Cross multiply
    4,622.75x = 6,935.87 × 2,775.15
  4. Step 4: Simplify right side
    4,622.75x = 19,248,096.97
  5. Step 5: Solve for x
    x = 19,248,096.97/4,622.75
  6. Step 6: Final answer
    x = 4,163.78

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