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Finding the Fourth Proportional to 312,442.14, 468,464.55 and 265,073.55

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Solution

The fourth proportional to 312,442.14, 468,464.55 and 265,073.55 is: 397,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,442.14 : 468,464.55 = 265,073.55 : x
  2. Step 2: Convert to fraction form
    312,442.14/468,464.55 = 265,073.55/x
  3. Step 3: Cross multiply
    312,442.14x = 468,464.55 × 265,073.55
  4. Step 4: Simplify right side
    312,442.14x = 124,177,561,317.65
  5. Step 5: Solve for x
    x = 124,177,561,317.65/312,442.14
  6. Step 6: Final answer
    x = 397,441.78

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