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Finding the Third Proportional to 800.44 and 1,724.34

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Solution

The third proportional to 800.44 and 1,724.34 is: 3,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    800.44 : 1,724.34 = 1,724.34 : x
  2. Step 2: Convert to fraction form
    800.44/1,724.34 = 1,724.34/x
  3. Step 3: Cross multiply
    800.44x = 1,724.34 × 1,724.34
  4. Step 4: Simplify right side
    800.44x = 2,973,361.37
  5. Step 5: Solve for x
    x = 2,973,361.37/800.44
  6. Step 6: Final answer
    x = 3,714.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.