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Finding the Third Proportional to 3,812,107.50 and 8,370,711

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Solution

The third proportional to 3,812,107.50 and 8,370,711 is: 18,380,594.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812,107.50 : 8,370,711 = 8,370,711 : x
  2. Step 2: Convert to fraction form
    3,812,107.50/8,370,711 = 8,370,711/x
  3. Step 3: Cross multiply
    3,812,107.50x = 8,370,711 × 8,370,711
  4. Step 4: Simplify right side
    3,812,107.50x = 70,068,802,645,521
  5. Step 5: Solve for x
    x = 70,068,802,645,521/3,812,107.50
  6. Step 6: Final answer
    x = 18,380,594.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.