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Finding the Third Proportional to 752.73 and 1,524.45

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Solution

The third proportional to 752.73 and 1,524.45 is: 3,087.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    752.73 : 1,524.45 = 1,524.45 : x
  2. Step 2: Convert to fraction form
    752.73/1,524.45 = 1,524.45/x
  3. Step 3: Cross multiply
    752.73x = 1,524.45 × 1,524.45
  4. Step 4: Simplify right side
    752.73x = 2,323,933.51
  5. Step 5: Solve for x
    x = 2,323,933.51/752.73
  6. Step 6: Final answer
    x = 3,087.34

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.