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Finding the Fourth Proportional to 262,851.70, 394,277.55 and 228,637.30

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Solution

The fourth proportional to 262,851.70, 394,277.55 and 228,637.30 is: 342,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,851.70 : 394,277.55 = 228,637.30 : x
  2. Step 2: Convert to fraction form
    262,851.70/394,277.55 = 228,637.30/x
  3. Step 3: Cross multiply
    262,851.70x = 394,277.55 × 228,637.30
  4. Step 4: Simplify right side
    262,851.70x = 90,146,554,482.62
  5. Step 5: Solve for x
    x = 90,146,554,482.62/262,851.70
  6. Step 6: Final answer
    x = 342,955.95

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