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Finding the Third Proportional to 381 and 595.50

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Solution

The third proportional to 381 and 595.50 is: 930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    381 : 595.50 = 595.50 : x
  2. Step 2: Convert to fraction form
    381/595.50 = 595.50/x
  3. Step 3: Cross multiply
    381x = 595.50 × 595.50
  4. Step 4: Simplify right side
    381x = 354,620.25
  5. Step 5: Solve for x
    x = 354,620.25/381
  6. Step 6: Final answer
    x = 930.76

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.