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Finding the Fourth Proportional to 507.88, 760.76 and 263.67

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Solution

The fourth proportional to 507.88, 760.76 and 263.67 is: 394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.88 : 760.76 = 263.67 : x
  2. Step 2: Convert to fraction form
    507.88/760.76 = 263.67/x
  3. Step 3: Cross multiply
    507.88x = 760.76 × 263.67
  4. Step 4: Simplify right side
    507.88x = 200,586.41
  5. Step 5: Solve for x
    x = 200,586.41/507.88
  6. Step 6: Final answer
    x = 394.95

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