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Finding the Fourth Proportional to 797.55, 1,196.54 and 335.37

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Solution

The fourth proportional to 797.55, 1,196.54 and 335.37 is: 503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    797.55 : 1,196.54 = 335.37 : x
  2. Step 2: Convert to fraction form
    797.55/1,196.54 = 335.37/x
  3. Step 3: Cross multiply
    797.55x = 1,196.54 × 335.37
  4. Step 4: Simplify right side
    797.55x = 401,287.69
  5. Step 5: Solve for x
    x = 401,287.69/797.55
  6. Step 6: Final answer
    x = 503.15

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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.