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Finding the Third Proportional to 2,526 and 5,455

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Solution

The third proportional to 2,526 and 5,455 is: 11,780.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526 : 5,455 = 5,455 : x
  2. Step 2: Convert to fraction form
    2,526/5,455 = 5,455/x
  3. Step 3: Cross multiply
    2,526x = 5,455 × 5,455
  4. Step 4: Simplify right side
    2,526x = 29,757,025
  5. Step 5: Solve for x
    x = 29,757,025/2,526
  6. Step 6: Final answer
    x = 11,780.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.