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Finding the Fourth Proportional to 333.41, 499.93 and 127.82

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Solution

The fourth proportional to 333.41, 499.93 and 127.82 is: 191.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.41 : 499.93 = 127.82 : x
  2. Step 2: Convert to fraction form
    333.41/499.93 = 127.82/x
  3. Step 3: Cross multiply
    333.41x = 499.93 × 127.82
  4. Step 4: Simplify right side
    333.41x = 63,901.98
  5. Step 5: Solve for x
    x = 63,901.98/333.41
  6. Step 6: Final answer
    x = 191.66

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