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Finding the Fourth Proportional to 1,961.76, 2,935.42 and 1,182.23

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Solution

The fourth proportional to 1,961.76, 2,935.42 and 1,182.23 is: 1,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961.76 : 2,935.42 = 1,182.23 : x
  2. Step 2: Convert to fraction form
    1,961.76/2,935.42 = 1,182.23/x
  3. Step 3: Cross multiply
    1,961.76x = 2,935.42 × 1,182.23
  4. Step 4: Simplify right side
    1,961.76x = 3,470,341.59
  5. Step 5: Solve for x
    x = 3,470,341.59/1,961.76
  6. Step 6: Final answer
    x = 1,768.99

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