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Finding the Third Proportional to 252.56 and 507.23

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Solution

The third proportional to 252.56 and 507.23 is: 1,018.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.56 : 507.23 = 507.23 : x
  2. Step 2: Convert to fraction form
    252.56/507.23 = 507.23/x
  3. Step 3: Cross multiply
    252.56x = 507.23 × 507.23
  4. Step 4: Simplify right side
    252.56x = 257,286.71
  5. Step 5: Solve for x
    x = 257,286.71/252.56
  6. Step 6: Final answer
    x = 1,018.71

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Why These Related Problems?

These problems maintain the same ratio (2.01) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.