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Finding the Third Proportional to 1,453 and 1,589

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Solution

The third proportional to 1,453 and 1,589 is: 1,737.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453 : 1,589 = 1,589 : x
  2. Step 2: Convert to fraction form
    1,453/1,589 = 1,589/x
  3. Step 3: Cross multiply
    1,453x = 1,589 × 1,589
  4. Step 4: Simplify right side
    1,453x = 2,524,921
  5. Step 5: Solve for x
    x = 2,524,921/1,453
  6. Step 6: Final answer
    x = 1,737.73

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.