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Finding the Fourth Proportional to 2,842.03, 4,263.05 and 1,109.44

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Solution

The fourth proportional to 2,842.03, 4,263.05 and 1,109.44 is: 1,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.03 : 4,263.05 = 1,109.44 : x
  2. Step 2: Convert to fraction form
    2,842.03/4,263.05 = 1,109.44/x
  3. Step 3: Cross multiply
    2,842.03x = 4,263.05 × 1,109.44
  4. Step 4: Simplify right side
    2,842.03x = 4,729,581.99
  5. Step 5: Solve for x
    x = 4,729,581.99/2,842.03
  6. Step 6: Final answer
    x = 1,664.16

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