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Finding the Third Proportional to 2,254 and 5,446

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Solution

The third proportional to 2,254 and 5,446 is: 13,158.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254 : 5,446 = 5,446 : x
  2. Step 2: Convert to fraction form
    2,254/5,446 = 5,446/x
  3. Step 3: Cross multiply
    2,254x = 5,446 × 5,446
  4. Step 4: Simplify right side
    2,254x = 29,658,916
  5. Step 5: Solve for x
    x = 29,658,916/2,254
  6. Step 6: Final answer
    x = 13,158.35

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.