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Finding the Fourth Proportional to 966.24, 1,449.36 and 624

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Solution

The fourth proportional to 966.24, 1,449.36 and 624 is: 936.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    966.24 : 1,449.36 = 624 : x
  2. Step 2: Convert to fraction form
    966.24/1,449.36 = 624/x
  3. Step 3: Cross multiply
    966.24x = 1,449.36 × 624
  4. Step 4: Simplify right side
    966.24x = 904,400.64
  5. Step 5: Solve for x
    x = 904,400.64/966.24
  6. Step 6: Final answer
    x = 936.00

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