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Finding the Fourth Proportional to 1,856.91, 2,782.62 and 1,034.05

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Solution

The fourth proportional to 1,856.91, 2,782.62 and 1,034.05 is: 1,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856.91 : 2,782.62 = 1,034.05 : x
  2. Step 2: Convert to fraction form
    1,856.91/2,782.62 = 1,034.05/x
  3. Step 3: Cross multiply
    1,856.91x = 2,782.62 × 1,034.05
  4. Step 4: Simplify right side
    1,856.91x = 2,877,363.84
  5. Step 5: Solve for x
    x = 2,877,363.84/1,856.91
  6. Step 6: Final answer
    x = 1,549.55

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