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Finding the Fourth Proportional to 365.23, 504 and 199.44

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Solution

The fourth proportional to 365.23, 504 and 199.44 is: 275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.23 : 504 = 199.44 : x
  2. Step 2: Convert to fraction form
    365.23/504 = 199.44/x
  3. Step 3: Cross multiply
    365.23x = 504 × 199.44
  4. Step 4: Simplify right side
    365.23x = 100,517.76
  5. Step 5: Solve for x
    x = 100,517.76/365.23
  6. Step 6: Final answer
    x = 275.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.