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Finding the Fourth Proportional to 797.24, 1,196.04 and 220.16

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Solution

The fourth proportional to 797.24, 1,196.04 and 220.16 is: 330.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.24 : 1,196.04 = 220.16 : x
  2. Step 2: Convert to fraction form
    797.24/1,196.04 = 220.16/x
  3. Step 3: Cross multiply
    797.24x = 1,196.04 × 220.16
  4. Step 4: Simplify right side
    797.24x = 263,320.17
  5. Step 5: Solve for x
    x = 263,320.17/797.24
  6. Step 6: Final answer
    x = 330.29

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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.