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Finding the Third Proportional to 263.63 and 395.38

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Solution

The third proportional to 263.63 and 395.38 is: 592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.63 : 395.38 = 395.38 : x
  2. Step 2: Convert to fraction form
    263.63/395.38 = 395.38/x
  3. Step 3: Cross multiply
    263.63x = 395.38 × 395.38
  4. Step 4: Simplify right side
    263.63x = 156,321.39
  5. Step 5: Solve for x
    x = 156,321.39/263.63
  6. Step 6: Final answer
    x = 592.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.