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Finding the Fourth Proportional to 273.58, 377.94 and 186.64

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Solution

The fourth proportional to 273.58, 377.94 and 186.64 is: 257.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.58 : 377.94 = 186.64 : x
  2. Step 2: Convert to fraction form
    273.58/377.94 = 186.64/x
  3. Step 3: Cross multiply
    273.58x = 377.94 × 186.64
  4. Step 4: Simplify right side
    273.58x = 70,538.72
  5. Step 5: Solve for x
    x = 70,538.72/273.58
  6. Step 6: Final answer
    x = 257.84

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