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Finding the Third Proportional to 493.13 and 999.38

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Solution

The third proportional to 493.13 and 999.38 is: 2,025.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.13 : 999.38 = 999.38 : x
  2. Step 2: Convert to fraction form
    493.13/999.38 = 999.38/x
  3. Step 3: Cross multiply
    493.13x = 999.38 × 999.38
  4. Step 4: Simplify right side
    493.13x = 998,750.39
  5. Step 5: Solve for x
    x = 998,750.39/493.13
  6. Step 6: Final answer
    x = 2,025.35

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.