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Finding the Third Proportional to 403.73 and 885.94

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Solution

The third proportional to 403.73 and 885.94 is: 1,944.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    403.73 : 885.94 = 885.94 : x
  2. Step 2: Convert to fraction form
    403.73/885.94 = 885.94/x
  3. Step 3: Cross multiply
    403.73x = 885.94 × 885.94
  4. Step 4: Simplify right side
    403.73x = 784,885.25
  5. Step 5: Solve for x
    x = 784,885.25/403.73
  6. Step 6: Final answer
    x = 1,944.06

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.