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Finding the Third Proportional to 8,020.88 and 18,740.16

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Solution

The third proportional to 8,020.88 and 18,740.16 is: 43,784.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.88 : 18,740.16 = 18,740.16 : x
  2. Step 2: Convert to fraction form
    8,020.88/18,740.16 = 18,740.16/x
  3. Step 3: Cross multiply
    8,020.88x = 18,740.16 × 18,740.16
  4. Step 4: Simplify right side
    8,020.88x = 351,193,456.27
  5. Step 5: Solve for x
    x = 351,193,456.27/8,020.88
  6. Step 6: Final answer
    x = 43,784.93

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.