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Finding the Fourth Proportional to 609.72, 914.88 and 244.77

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Solution

The fourth proportional to 609.72, 914.88 and 244.77 is: 367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    609.72 : 914.88 = 244.77 : x
  2. Step 2: Convert to fraction form
    609.72/914.88 = 244.77/x
  3. Step 3: Cross multiply
    609.72x = 914.88 × 244.77
  4. Step 4: Simplify right side
    609.72x = 223,935.18
  5. Step 5: Solve for x
    x = 223,935.18/609.72
  6. Step 6: Final answer
    x = 367.28

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