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Finding the Fourth Proportional to 629.14, 943.57 and 196.06

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Solution

The fourth proportional to 629.14, 943.57 and 196.06 is: 294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    629.14 : 943.57 = 196.06 : x
  2. Step 2: Convert to fraction form
    629.14/943.57 = 196.06/x
  3. Step 3: Cross multiply
    629.14x = 943.57 × 196.06
  4. Step 4: Simplify right side
    629.14x = 184,994.22
  5. Step 5: Solve for x
    x = 184,994.22/629.14
  6. Step 6: Final answer
    x = 294.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.