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Finding the Third Proportional to 1,333.97 and 1,451.67

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Solution

The third proportional to 1,333.97 and 1,451.67 is: 1,579.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333.97 : 1,451.67 = 1,451.67 : x
  2. Step 2: Convert to fraction form
    1,333.97/1,451.67 = 1,451.67/x
  3. Step 3: Cross multiply
    1,333.97x = 1,451.67 × 1,451.67
  4. Step 4: Simplify right side
    1,333.97x = 2,107,351.23
  5. Step 5: Solve for x
    x = 2,107,351.23/1,333.97
  6. Step 6: Final answer
    x = 1,579.76

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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.