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Finding the Third Proportional to 514.13 and 906.75

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Solution

The third proportional to 514.13 and 906.75 is: 1,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    514.13 : 906.75 = 906.75 : x
  2. Step 2: Convert to fraction form
    514.13/906.75 = 906.75/x
  3. Step 3: Cross multiply
    514.13x = 906.75 × 906.75
  4. Step 4: Simplify right side
    514.13x = 822,195.56
  5. Step 5: Solve for x
    x = 822,195.56/514.13
  6. Step 6: Final answer
    x = 1,599.21

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Why These Related Problems?

These problems maintain the same ratio (1.76) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.