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Finding the Third Proportional to 16,656.75 and 35,772.75

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Solution

The third proportional to 16,656.75 and 35,772.75 is: 76,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.75 : 35,772.75 = 35,772.75 : x
  2. Step 2: Convert to fraction form
    16,656.75/35,772.75 = 35,772.75/x
  3. Step 3: Cross multiply
    16,656.75x = 35,772.75 × 35,772.75
  4. Step 4: Simplify right side
    16,656.75x = 1,279,689,642.56
  5. Step 5: Solve for x
    x = 1,279,689,642.56/16,656.75
  6. Step 6: Final answer
    x = 76,827.09

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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.