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Finding the Fourth Proportional to 606.16, 907.62 and 330.96

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Solution

The fourth proportional to 606.16, 907.62 and 330.96 is: 495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.16 : 907.62 = 330.96 : x
  2. Step 2: Convert to fraction form
    606.16/907.62 = 330.96/x
  3. Step 3: Cross multiply
    606.16x = 907.62 × 330.96
  4. Step 4: Simplify right side
    606.16x = 300,385.92
  5. Step 5: Solve for x
    x = 300,385.92/606.16
  6. Step 6: Final answer
    x = 495.56

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