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Finding the Third Proportional to 608.34 and 1,330.59

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Solution

The third proportional to 608.34 and 1,330.59 is: 2,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    608.34 : 1,330.59 = 1,330.59 : x
  2. Step 2: Convert to fraction form
    608.34/1,330.59 = 1,330.59/x
  3. Step 3: Cross multiply
    608.34x = 1,330.59 × 1,330.59
  4. Step 4: Simplify right side
    608.34x = 1,770,479.73
  5. Step 5: Solve for x
    x = 1,770,479.73/608.34
  6. Step 6: Final answer
    x = 2,910.33

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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.