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Finding the Fourth Proportional to 270,546.39, 405,133.07 and 162,408.47

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Solution

The fourth proportional to 270,546.39, 405,133.07 and 162,408.47 is: 243,200.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,546.39 : 405,133.07 = 162,408.47 : x
  2. Step 2: Convert to fraction form
    270,546.39/405,133.07 = 162,408.47/x
  3. Step 3: Cross multiply
    270,546.39x = 405,133.07 × 162,408.47
  4. Step 4: Simplify right side
    270,546.39x = 65,797,039,207.40
  5. Step 5: Solve for x
    x = 65,797,039,207.40/270,546.39
  6. Step 6: Final answer
    x = 243,200.58

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