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Finding the Fourth Proportional to 3,368.37, 5,052.78 and 1,146.30

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Solution

The fourth proportional to 3,368.37, 5,052.78 and 1,146.30 is: 1,719.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.37 : 5,052.78 = 1,146.30 : x
  2. Step 2: Convert to fraction form
    3,368.37/5,052.78 = 1,146.30/x
  3. Step 3: Cross multiply
    3,368.37x = 5,052.78 × 1,146.30
  4. Step 4: Simplify right side
    3,368.37x = 5,792,001.71
  5. Step 5: Solve for x
    x = 5,792,001.71/3,368.37
  6. Step 6: Final answer
    x = 1,719.53

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