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Finding the Fourth Proportional to 1,787.99, 2,462.31 and 1,749.83

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Solution

The fourth proportional to 1,787.99, 2,462.31 and 1,749.83 is: 2,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787.99 : 2,462.31 = 1,749.83 : x
  2. Step 2: Convert to fraction form
    1,787.99/2,462.31 = 1,749.83/x
  3. Step 3: Cross multiply
    1,787.99x = 2,462.31 × 1,749.83
  4. Step 4: Simplify right side
    1,787.99x = 4,308,611.60
  5. Step 5: Solve for x
    x = 4,308,611.60/1,787.99
  6. Step 6: Final answer
    x = 2,409.76

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