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Finding the Third Proportional to 7,264 and 16,828

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Solution

The third proportional to 7,264 and 16,828 is: 38,984.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,264 : 16,828 = 16,828 : x
  2. Step 2: Convert to fraction form
    7,264/16,828 = 16,828/x
  3. Step 3: Cross multiply
    7,264x = 16,828 × 16,828
  4. Step 4: Simplify right side
    7,264x = 283,181,584
  5. Step 5: Solve for x
    x = 283,181,584/7,264
  6. Step 6: Final answer
    x = 38,984.25

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.