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Finding the Third Proportional to 61,579.83 and 132,655.57

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Solution

The third proportional to 61,579.83 and 132,655.57 is: 285,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,579.83 : 132,655.57 = 132,655.57 : x
  2. Step 2: Convert to fraction form
    61,579.83/132,655.57 = 132,655.57/x
  3. Step 3: Cross multiply
    61,579.83x = 132,655.57 × 132,655.57
  4. Step 4: Simplify right side
    61,579.83x = 17,597,500,334.93
  5. Step 5: Solve for x
    x = 17,597,500,334.93/61,579.83
  6. Step 6: Final answer
    x = 285,767.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.