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Finding the Fourth Proportional to 333.43, 499.44 and 196.06

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Solution

The fourth proportional to 333.43, 499.44 and 196.06 is: 293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.43 : 499.44 = 196.06 : x
  2. Step 2: Convert to fraction form
    333.43/499.44 = 196.06/x
  3. Step 3: Cross multiply
    333.43x = 499.44 × 196.06
  4. Step 4: Simplify right side
    333.43x = 97,920.21
  5. Step 5: Solve for x
    x = 97,920.21/333.43
  6. Step 6: Final answer
    x = 293.68

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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.