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Finding the Fourth Proportional to 797.28, 1,196.02 and 335.38

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Solution

The fourth proportional to 797.28, 1,196.02 and 335.38 is: 503.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.28 : 1,196.02 = 335.38 : x
  2. Step 2: Convert to fraction form
    797.28/1,196.02 = 335.38/x
  3. Step 3: Cross multiply
    797.28x = 1,196.02 × 335.38
  4. Step 4: Simplify right side
    797.28x = 401,121.19
  5. Step 5: Solve for x
    x = 401,121.19/797.28
  6. Step 6: Final answer
    x = 503.11

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Why These Related Problems?

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