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Finding the Fourth Proportional to 368,405.31, 552,412.71 and 226,315.62

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Solution

The fourth proportional to 368,405.31, 552,412.71 and 226,315.62 is: 339,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,405.31 : 552,412.71 = 226,315.62 : x
  2. Step 2: Convert to fraction form
    368,405.31/552,412.71 = 226,315.62/x
  3. Step 3: Cross multiply
    368,405.31x = 552,412.71 × 226,315.62
  4. Step 4: Simplify right side
    368,405.31x = 125,019,624,959.53
  5. Step 5: Solve for x
    x = 125,019,624,959.53/368,405.31
  6. Step 6: Final answer
    x = 339,353.48

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