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Finding the Fourth Proportional to 612.01, 918.22 and 179.23

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Solution

The fourth proportional to 612.01, 918.22 and 179.23 is: 268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.01 : 918.22 = 179.23 : x
  2. Step 2: Convert to fraction form
    612.01/918.22 = 179.23/x
  3. Step 3: Cross multiply
    612.01x = 918.22 × 179.23
  4. Step 4: Simplify right side
    612.01x = 164,567.98
  5. Step 5: Solve for x
    x = 164,567.98/612.01
  6. Step 6: Final answer
    x = 268.90

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