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Finding the Fourth Proportional to 304.62, 456.95 and 121.99

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Solution

The fourth proportional to 304.62, 456.95 and 121.99 is: 183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.62 : 456.95 = 121.99 : x
  2. Step 2: Convert to fraction form
    304.62/456.95 = 121.99/x
  3. Step 3: Cross multiply
    304.62x = 456.95 × 121.99
  4. Step 4: Simplify right side
    304.62x = 55,745.45
  5. Step 5: Solve for x
    x = 55,745.45/304.62
  6. Step 6: Final answer
    x = 183.00

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