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Finding the Third Proportional to 268.97 and 583.22

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Solution

The third proportional to 268.97 and 583.22 is: 1,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.97 : 583.22 = 583.22 : x
  2. Step 2: Convert to fraction form
    268.97/583.22 = 583.22/x
  3. Step 3: Cross multiply
    268.97x = 583.22 × 583.22
  4. Step 4: Simplify right side
    268.97x = 340,144.11
  5. Step 5: Solve for x
    x = 340,144.11/268.97
  6. Step 6: Final answer
    x = 1,264.62

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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.