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Finding the Third Proportional to 19,410.75 and 41,793.75

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Solution

The third proportional to 19,410.75 and 41,793.75 is: 89,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.75 : 41,793.75 = 41,793.75 : x
  2. Step 2: Convert to fraction form
    19,410.75/41,793.75 = 41,793.75/x
  3. Step 3: Cross multiply
    19,410.75x = 41,793.75 × 41,793.75
  4. Step 4: Simplify right side
    19,410.75x = 1,746,717,539.06
  5. Step 5: Solve for x
    x = 1,746,717,539.06/19,410.75
  6. Step 6: Final answer
    x = 89,987.12

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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.