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Finding the Third Proportional to 2,270 and 3,253

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Solution

The third proportional to 2,270 and 3,253 is: 4,661.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270 : 3,253 = 3,253 : x
  2. Step 2: Convert to fraction form
    2,270/3,253 = 3,253/x
  3. Step 3: Cross multiply
    2,270x = 3,253 × 3,253
  4. Step 4: Simplify right side
    2,270x = 10,582,009
  5. Step 5: Solve for x
    x = 10,582,009/2,270
  6. Step 6: Final answer
    x = 4,661.68

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.