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Finding the Fourth Proportional to 496.98, 744.66 and 375.48

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Solution

The fourth proportional to 496.98, 744.66 and 375.48 is: 562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    496.98 : 744.66 = 375.48 : x
  2. Step 2: Convert to fraction form
    496.98/744.66 = 375.48/x
  3. Step 3: Cross multiply
    496.98x = 744.66 × 375.48
  4. Step 4: Simplify right side
    496.98x = 279,604.94
  5. Step 5: Solve for x
    x = 279,604.94/496.98
  6. Step 6: Final answer
    x = 562.61

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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.