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Finding the Third Proportional to 552.23 and 1,248.12

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Solution

The third proportional to 552.23 and 1,248.12 is: 2,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.23 : 1,248.12 = 1,248.12 : x
  2. Step 2: Convert to fraction form
    552.23/1,248.12 = 1,248.12/x
  3. Step 3: Cross multiply
    552.23x = 1,248.12 × 1,248.12
  4. Step 4: Simplify right side
    552.23x = 1,557,796.51
  5. Step 5: Solve for x
    x = 1,557,796.51/552.23
  6. Step 6: Final answer
    x = 2,820.90

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.