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Finding the Fourth Proportional to 365.84, 504.76 and 249.20

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Solution

The fourth proportional to 365.84, 504.76 and 249.20 is: 343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.84 : 504.76 = 249.20 : x
  2. Step 2: Convert to fraction form
    365.84/504.76 = 249.20/x
  3. Step 3: Cross multiply
    365.84x = 504.76 × 249.20
  4. Step 4: Simplify right side
    365.84x = 125,786.19
  5. Step 5: Solve for x
    x = 125,786.19/365.84
  6. Step 6: Final answer
    x = 343.83

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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.