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Finding the Fourth Proportional to 333.06, 499.52 and 113.70

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Solution

The fourth proportional to 333.06, 499.52 and 113.70 is: 170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.06 : 499.52 = 113.70 : x
  2. Step 2: Convert to fraction form
    333.06/499.52 = 113.70/x
  3. Step 3: Cross multiply
    333.06x = 499.52 × 113.70
  4. Step 4: Simplify right side
    333.06x = 56,796.94
  5. Step 5: Solve for x
    x = 56,796.94/333.06
  6. Step 6: Final answer
    x = 170.53

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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.