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Finding the Fourth Proportional to 362.24, 499.40 and 264

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Solution

The fourth proportional to 362.24, 499.40 and 264 is: 363.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.24 : 499.40 = 264 : x
  2. Step 2: Convert to fraction form
    362.24/499.40 = 264/x
  3. Step 3: Cross multiply
    362.24x = 499.40 × 264
  4. Step 4: Simplify right side
    362.24x = 131,841.60
  5. Step 5: Solve for x
    x = 131,841.60/362.24
  6. Step 6: Final answer
    x = 363.96

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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.