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Finding the Fourth Proportional to 299.23, 448.94 and 137.03

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Solution

The fourth proportional to 299.23, 448.94 and 137.03 is: 205.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    299.23 : 448.94 = 137.03 : x
  2. Step 2: Convert to fraction form
    299.23/448.94 = 137.03/x
  3. Step 3: Cross multiply
    299.23x = 448.94 × 137.03
  4. Step 4: Simplify right side
    299.23x = 61,516.35
  5. Step 5: Solve for x
    x = 61,516.35/299.23
  6. Step 6: Final answer
    x = 205.58

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