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Finding the Fourth Proportional to 364.34, 502.87 and 224.57

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Solution

The fourth proportional to 364.34, 502.87 and 224.57 is: 309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.34 : 502.87 = 224.57 : x
  2. Step 2: Convert to fraction form
    364.34/502.87 = 224.57/x
  3. Step 3: Cross multiply
    364.34x = 502.87 × 224.57
  4. Step 4: Simplify right side
    364.34x = 112,930.21
  5. Step 5: Solve for x
    x = 112,930.21/364.34
  6. Step 6: Final answer
    x = 309.96

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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.