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Finding the Fourth Proportional to 719.88, 993 and 544.92

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Solution

The fourth proportional to 719.88, 993 and 544.92 is: 751.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    719.88 : 993 = 544.92 : x
  2. Step 2: Convert to fraction form
    719.88/993 = 544.92/x
  3. Step 3: Cross multiply
    719.88x = 993 × 544.92
  4. Step 4: Simplify right side
    719.88x = 541,105.56
  5. Step 5: Solve for x
    x = 541,105.56/719.88
  6. Step 6: Final answer
    x = 751.66

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