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Finding the Third Proportional to 61,619.06 and 132,578.44

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Solution

The third proportional to 61,619.06 and 132,578.44 is: 285,253.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,619.06 : 132,578.44 = 132,578.44 : x
  2. Step 2: Convert to fraction form
    61,619.06/132,578.44 = 132,578.44/x
  3. Step 3: Cross multiply
    61,619.06x = 132,578.44 × 132,578.44
  4. Step 4: Simplify right side
    61,619.06x = 17,577,042,089.94
  5. Step 5: Solve for x
    x = 17,577,042,089.94/61,619.06
  6. Step 6: Final answer
    x = 285,253.32

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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.