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Finding the Third Proportional to 18,562.78 and 43,774.03

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Solution

The third proportional to 18,562.78 and 43,774.03 is: 103,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.78 : 43,774.03 = 43,774.03 : x
  2. Step 2: Convert to fraction form
    18,562.78/43,774.03 = 43,774.03/x
  3. Step 3: Cross multiply
    18,562.78x = 43,774.03 × 43,774.03
  4. Step 4: Simplify right side
    18,562.78x = 1,916,165,811.88
  5. Step 5: Solve for x
    x = 1,916,165,811.88/18,562.78
  6. Step 6: Final answer
    x = 103,226.22

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.