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Finding the Fourth Proportional to 1,785.86, 2,674.83 and 1,371.95

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Solution

The fourth proportional to 1,785.86, 2,674.83 and 1,371.95 is: 2,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.86 : 2,674.83 = 1,371.95 : x
  2. Step 2: Convert to fraction form
    1,785.86/2,674.83 = 1,371.95/x
  3. Step 3: Cross multiply
    1,785.86x = 2,674.83 × 1,371.95
  4. Step 4: Simplify right side
    1,785.86x = 3,669,733.02
  5. Step 5: Solve for x
    x = 3,669,733.02/1,785.86
  6. Step 6: Final answer
    x = 2,054.88

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