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Finding the Fourth Proportional to 364.27, 502.91 and 250.90

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Solution

The fourth proportional to 364.27, 502.91 and 250.90 is: 346.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.27 : 502.91 = 250.90 : x
  2. Step 2: Convert to fraction form
    364.27/502.91 = 250.90/x
  3. Step 3: Cross multiply
    364.27x = 502.91 × 250.90
  4. Step 4: Simplify right side
    364.27x = 126,180.12
  5. Step 5: Solve for x
    x = 126,180.12/364.27
  6. Step 6: Final answer
    x = 346.39

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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.