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Finding the Fourth Proportional to 609, 914.04 and 365.64

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Solution

The fourth proportional to 609, 914.04 and 365.64 is: 548.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    609 : 914.04 = 365.64 : x
  2. Step 2: Convert to fraction form
    609/914.04 = 365.64/x
  3. Step 3: Cross multiply
    609x = 914.04 × 365.64
  4. Step 4: Simplify right side
    609x = 334,209.59
  5. Step 5: Solve for x
    x = 334,209.59/609
  6. Step 6: Final answer
    x = 548.78

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