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Finding the Fourth Proportional to 1,857.13, 2,783.26 and 1,035.79

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Solution

The fourth proportional to 1,857.13, 2,783.26 and 1,035.79 is: 1,552.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857.13 : 2,783.26 = 1,035.79 : x
  2. Step 2: Convert to fraction form
    1,857.13/2,783.26 = 1,035.79/x
  3. Step 3: Cross multiply
    1,857.13x = 2,783.26 × 1,035.79
  4. Step 4: Simplify right side
    1,857.13x = 2,882,872.88
  5. Step 5: Solve for x
    x = 2,882,872.88/1,857.13
  6. Step 6: Final answer
    x = 1,552.33

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