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Finding the Fourth Proportional to 312,286.80, 468,693.24 and 134,928.24

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Solution

The fourth proportional to 312,286.80, 468,693.24 and 134,928.24 is: 202,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,286.80 : 468,693.24 = 134,928.24 : x
  2. Step 2: Convert to fraction form
    312,286.80/468,693.24 = 134,928.24/x
  3. Step 3: Cross multiply
    312,286.80x = 468,693.24 × 134,928.24
  4. Step 4: Simplify right side
    312,286.80x = 63,239,953,973.10
  5. Step 5: Solve for x
    x = 63,239,953,973.10/312,286.80
  6. Step 6: Final answer
    x = 202,506.01

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