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Finding the Fourth Proportional to 900.22, 1,350.34 and 250.96

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Solution

The fourth proportional to 900.22, 1,350.34 and 250.96 is: 376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    900.22 : 1,350.34 = 250.96 : x
  2. Step 2: Convert to fraction form
    900.22/1,350.34 = 250.96/x
  3. Step 3: Cross multiply
    900.22x = 1,350.34 × 250.96
  4. Step 4: Simplify right side
    900.22x = 338,881.33
  5. Step 5: Solve for x
    x = 338,881.33/900.22
  6. Step 6: Final answer
    x = 376.44

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