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Finding the Fourth Proportional to 399.76, 600.10 and 376.98

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Solution

The fourth proportional to 399.76, 600.10 and 376.98 is: 565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    399.76 : 600.10 = 376.98 : x
  2. Step 2: Convert to fraction form
    399.76/600.10 = 376.98/x
  3. Step 3: Cross multiply
    399.76x = 600.10 × 376.98
  4. Step 4: Simplify right side
    399.76x = 226,228.00
  5. Step 5: Solve for x
    x = 226,228.00/399.76
  6. Step 6: Final answer
    x = 565.91

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