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Finding the Fourth Proportional to 296.88, 445.73 and 223.98

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Solution

The fourth proportional to 296.88, 445.73 and 223.98 is: 336.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    296.88 : 445.73 = 223.98 : x
  2. Step 2: Convert to fraction form
    296.88/445.73 = 223.98/x
  3. Step 3: Cross multiply
    296.88x = 445.73 × 223.98
  4. Step 4: Simplify right side
    296.88x = 99,833.49
  5. Step 5: Solve for x
    x = 99,833.49/296.88
  6. Step 6: Final answer
    x = 336.28

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