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Finding the Fourth Proportional to 200.73, 301.07 and 56.46

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Solution

The fourth proportional to 200.73, 301.07 and 56.46 is: 84.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    200.73 : 301.07 = 56.46 : x
  2. Step 2: Convert to fraction form
    200.73/301.07 = 56.46/x
  3. Step 3: Cross multiply
    200.73x = 301.07 × 56.46
  4. Step 4: Simplify right side
    200.73x = 16,998.13
  5. Step 5: Solve for x
    x = 16,998.13/200.73
  6. Step 6: Final answer
    x = 84.68

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