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Finding the Third Proportional to 28,354 and 61,627

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Solution

The third proportional to 28,354 and 61,627 is: 133,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,354 : 61,627 = 61,627 : x
  2. Step 2: Convert to fraction form
    28,354/61,627 = 61,627/x
  3. Step 3: Cross multiply
    28,354x = 61,627 × 61,627
  4. Step 4: Simplify right side
    28,354x = 3,797,887,129
  5. Step 5: Solve for x
    x = 3,797,887,129/28,354
  6. Step 6: Final answer
    x = 133,945.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.