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Finding the Fourth Proportional to 3,274.65, 4,518.72 and 1,948.14

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Solution

The fourth proportional to 3,274.65, 4,518.72 and 1,948.14 is: 2,688.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.65 : 4,518.72 = 1,948.14 : x
  2. Step 2: Convert to fraction form
    3,274.65/4,518.72 = 1,948.14/x
  3. Step 3: Cross multiply
    3,274.65x = 4,518.72 × 1,948.14
  4. Step 4: Simplify right side
    3,274.65x = 8,803,099.18
  5. Step 5: Solve for x
    x = 8,803,099.18/3,274.65
  6. Step 6: Final answer
    x = 2,688.26

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