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Finding the Fourth Proportional to 797.48, 1,196.68 and 335.22

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Solution

The fourth proportional to 797.48, 1,196.68 and 335.22 is: 503.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.48 : 1,196.68 = 335.22 : x
  2. Step 2: Convert to fraction form
    797.48/1,196.68 = 335.22/x
  3. Step 3: Cross multiply
    797.48x = 1,196.68 × 335.22
  4. Step 4: Simplify right side
    797.48x = 401,150.23
  5. Step 5: Solve for x
    x = 401,150.23/797.48
  6. Step 6: Final answer
    x = 503.03

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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.