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Finding the Third Proportional to 8,949 and 19,372.88

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Solution

The third proportional to 8,949 and 19,372.88 is: 41,938.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949 : 19,372.88 = 19,372.88 : x
  2. Step 2: Convert to fraction form
    8,949/19,372.88 = 19,372.88/x
  3. Step 3: Cross multiply
    8,949x = 19,372.88 × 19,372.88
  4. Step 4: Simplify right side
    8,949x = 375,308,285.77
  5. Step 5: Solve for x
    x = 375,308,285.77/8,949
  6. Step 6: Final answer
    x = 41,938.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.