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Finding the Third Proportional to 262 and 670

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Solution

The third proportional to 262 and 670 is: 1,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    262 : 670 = 670 : x
  2. Step 2: Convert to fraction form
    262/670 = 670/x
  3. Step 3: Cross multiply
    262x = 670 × 670
  4. Step 4: Simplify right side
    262x = 448,900
  5. Step 5: Solve for x
    x = 448,900/262
  6. Step 6: Final answer
    x = 1,713.36

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These problems maintain the same ratio (2.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.