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Finding the Third Proportional to 8,785.25 and 18,826

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Solution

The third proportional to 8,785.25 and 18,826 is: 40,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,785.25 : 18,826 = 18,826 : x
  2. Step 2: Convert to fraction form
    8,785.25/18,826 = 18,826/x
  3. Step 3: Cross multiply
    8,785.25x = 18,826 × 18,826
  4. Step 4: Simplify right side
    8,785.25x = 354,418,276
  5. Step 5: Solve for x
    x = 354,418,276/8,785.25
  6. Step 6: Final answer
    x = 40,342.42

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.