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Finding the Third Proportional to 473.34 and 980.44

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Solution

The third proportional to 473.34 and 980.44 is: 2,030.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.34 : 980.44 = 980.44 : x
  2. Step 2: Convert to fraction form
    473.34/980.44 = 980.44/x
  3. Step 3: Cross multiply
    473.34x = 980.44 × 980.44
  4. Step 4: Simplify right side
    473.34x = 961,257.69
  5. Step 5: Solve for x
    x = 961,257.69/473.34
  6. Step 6: Final answer
    x = 2,030.78

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.