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Finding the Fourth Proportional to 396.41, 594.64 and 152.96

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Solution

The fourth proportional to 396.41, 594.64 and 152.96 is: 229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.41 : 594.64 = 152.96 : x
  2. Step 2: Convert to fraction form
    396.41/594.64 = 152.96/x
  3. Step 3: Cross multiply
    396.41x = 594.64 × 152.96
  4. Step 4: Simplify right side
    396.41x = 90,956.13
  5. Step 5: Solve for x
    x = 90,956.13/396.41
  6. Step 6: Final answer
    x = 229.45

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