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Finding the Fourth Proportional to 362.07, 499.69 and 229.33

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Solution

The fourth proportional to 362.07, 499.69 and 229.33 is: 316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.07 : 499.69 = 229.33 : x
  2. Step 2: Convert to fraction form
    362.07/499.69 = 229.33/x
  3. Step 3: Cross multiply
    362.07x = 499.69 × 229.33
  4. Step 4: Simplify right side
    362.07x = 114,595.46
  5. Step 5: Solve for x
    x = 114,595.46/362.07
  6. Step 6: Final answer
    x = 316.50

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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.