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Finding the Fourth Proportional to 797.46, 1,196.26 and 335.15

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Solution

The fourth proportional to 797.46, 1,196.26 and 335.15 is: 502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.46 : 1,196.26 = 335.15 : x
  2. Step 2: Convert to fraction form
    797.46/1,196.26 = 335.15/x
  3. Step 3: Cross multiply
    797.46x = 1,196.26 × 335.15
  4. Step 4: Simplify right side
    797.46x = 400,924.21
  5. Step 5: Solve for x
    x = 400,924.21/797.46
  6. Step 6: Final answer
    x = 502.75

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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.