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Finding the Third Proportional to 268 and 583

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Solution

The third proportional to 268 and 583 is: 1,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    268 : 583 = 583 : x
  2. Step 2: Convert to fraction form
    268/583 = 583/x
  3. Step 3: Cross multiply
    268x = 583 × 583
  4. Step 4: Simplify right side
    268x = 339,889
  5. Step 5: Solve for x
    x = 339,889/268
  6. Step 6: Final answer
    x = 1,268.24

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.