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Finding the Third Proportional to 675.84 and 1,412.44

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Solution

The third proportional to 675.84 and 1,412.44 is: 2,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    675.84 : 1,412.44 = 1,412.44 : x
  2. Step 2: Convert to fraction form
    675.84/1,412.44 = 1,412.44/x
  3. Step 3: Cross multiply
    675.84x = 1,412.44 × 1,412.44
  4. Step 4: Simplify right side
    675.84x = 1,994,979.69
  5. Step 5: Solve for x
    x = 1,994,979.69/675.84
  6. Step 6: Final answer
    x = 2,951.84

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.