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Finding the Fourth Proportional to 367,966.80, 551,950.20 and 115,268.40

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Solution

The fourth proportional to 367,966.80, 551,950.20 and 115,268.40 is: 172,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,966.80 : 551,950.20 = 115,268.40 : x
  2. Step 2: Convert to fraction form
    367,966.80/551,950.20 = 115,268.40/x
  3. Step 3: Cross multiply
    367,966.80x = 551,950.20 × 115,268.40
  4. Step 4: Simplify right side
    367,966.80x = 63,622,416,433.68
  5. Step 5: Solve for x
    x = 63,622,416,433.68/367,966.80
  6. Step 6: Final answer
    x = 172,902.60

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