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Finding the Fourth Proportional to 362.98, 500.88 and 230.23

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Solution

The fourth proportional to 362.98, 500.88 and 230.23 is: 317.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.98 : 500.88 = 230.23 : x
  2. Step 2: Convert to fraction form
    362.98/500.88 = 230.23/x
  3. Step 3: Cross multiply
    362.98x = 500.88 × 230.23
  4. Step 4: Simplify right side
    362.98x = 115,316.27
  5. Step 5: Solve for x
    x = 115,316.27/362.98
  6. Step 6: Final answer
    x = 317.69

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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.