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Finding the Third Proportional to 497.56 and 1,081.56

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Solution

The third proportional to 497.56 and 1,081.56 is: 2,351.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    497.56 : 1,081.56 = 1,081.56 : x
  2. Step 2: Convert to fraction form
    497.56/1,081.56 = 1,081.56/x
  3. Step 3: Cross multiply
    497.56x = 1,081.56 × 1,081.56
  4. Step 4: Simplify right side
    497.56x = 1,169,777.44
  5. Step 5: Solve for x
    x = 1,169,777.44/497.56
  6. Step 6: Final answer
    x = 2,351.02

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.