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Finding the Fourth Proportional to 457.76, 632.00 and 352.65

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Solution

The fourth proportional to 457.76, 632.00 and 352.65 is: 486.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    457.76 : 632.00 = 352.65 : x
  2. Step 2: Convert to fraction form
    457.76/632.00 = 352.65/x
  3. Step 3: Cross multiply
    457.76x = 632.00 × 352.65
  4. Step 4: Simplify right side
    457.76x = 222,876.94
  5. Step 5: Solve for x
    x = 222,876.94/457.76
  6. Step 6: Final answer
    x = 486.89

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