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Finding the Third Proportional to 275.06 and 574.13

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Solution

The third proportional to 275.06 and 574.13 is: 1,198.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    275.06 : 574.13 = 574.13 : x
  2. Step 2: Convert to fraction form
    275.06/574.13 = 574.13/x
  3. Step 3: Cross multiply
    275.06x = 574.13 × 574.13
  4. Step 4: Simplify right side
    275.06x = 329,619.52
  5. Step 5: Solve for x
    x = 329,619.52/275.06
  6. Step 6: Final answer
    x = 1,198.34

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.