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Finding the Fourth Proportional to 364.04, 502.30 and 232.80

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Solution

The fourth proportional to 364.04, 502.30 and 232.80 is: 321.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.04 : 502.30 = 232.80 : x
  2. Step 2: Convert to fraction form
    364.04/502.30 = 232.80/x
  3. Step 3: Cross multiply
    364.04x = 502.30 × 232.80
  4. Step 4: Simplify right side
    364.04x = 116,935.44
  5. Step 5: Solve for x
    x = 116,935.44/364.04
  6. Step 6: Final answer
    x = 321.22

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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.