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Finding the Third Proportional to 272.25 and 567.56

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Solution

The third proportional to 272.25 and 567.56 is: 1,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    272.25 : 567.56 = 567.56 : x
  2. Step 2: Convert to fraction form
    272.25/567.56 = 567.56/x
  3. Step 3: Cross multiply
    272.25x = 567.56 × 567.56
  4. Step 4: Simplify right side
    272.25x = 322,127.19
  5. Step 5: Solve for x
    x = 322,127.19/272.25
  6. Step 6: Final answer
    x = 1,183.20

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.