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Finding the Fourth Proportional to 2,954.22, 4,426.52 and 1,722.68

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Solution

The fourth proportional to 2,954.22, 4,426.52 and 1,722.68 is: 2,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.22 : 4,426.52 = 1,722.68 : x
  2. Step 2: Convert to fraction form
    2,954.22/4,426.52 = 1,722.68/x
  3. Step 3: Cross multiply
    2,954.22x = 4,426.52 × 1,722.68
  4. Step 4: Simplify right side
    2,954.22x = 7,625,477.47
  5. Step 5: Solve for x
    x = 7,625,477.47/2,954.22
  6. Step 6: Final answer
    x = 2,581.22

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