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Finding the Third Proportional to 4,254 and 4,668

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Solution

The third proportional to 4,254 and 4,668 is: 5,122.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254 : 4,668 = 4,668 : x
  2. Step 2: Convert to fraction form
    4,254/4,668 = 4,668/x
  3. Step 3: Cross multiply
    4,254x = 4,668 × 4,668
  4. Step 4: Simplify right side
    4,254x = 21,790,224
  5. Step 5: Solve for x
    x = 21,790,224/4,254
  6. Step 6: Final answer
    x = 5,122.29

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.