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Finding the Third Proportional to 510 and 579

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Solution

The third proportional to 510 and 579 is: 657.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    510 : 579 = 579 : x
  2. Step 2: Convert to fraction form
    510/579 = 579/x
  3. Step 3: Cross multiply
    510x = 579 × 579
  4. Step 4: Simplify right side
    510x = 335,241
  5. Step 5: Solve for x
    x = 335,241/510
  6. Step 6: Final answer
    x = 657.34

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These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.