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Finding the Third Proportional to 15,755.63 and 33,629.63

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Solution

The third proportional to 15,755.63 and 33,629.63 is: 71,780.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,755.63 : 33,629.63 = 33,629.63 : x
  2. Step 2: Convert to fraction form
    15,755.63/33,629.63 = 33,629.63/x
  3. Step 3: Cross multiply
    15,755.63x = 33,629.63 × 33,629.63
  4. Step 4: Simplify right side
    15,755.63x = 1,130,951,677.64
  5. Step 5: Solve for x
    x = 1,130,951,677.64/15,755.63
  6. Step 6: Final answer
    x = 71,780.82

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.