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Finding the Third Proportional to 20,869,278.75 and 44,828,788.50

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Solution

The third proportional to 20,869,278.75 and 44,828,788.50 is: 96,295,626.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,869,278.75 : 44,828,788.50 = 44,828,788.50 : x
  2. Step 2: Convert to fraction form
    20,869,278.75/44,828,788.50 = 44,828,788.50/x
  3. Step 3: Cross multiply
    20,869,278.75x = 44,828,788.50 × 44,828,788.50
  4. Step 4: Simplify right side
    20,869,278.75x = 2,009,620,278,377,732.25
  5. Step 5: Solve for x
    x = 2,009,620,278,377,732.25/20,869,278.75
  6. Step 6: Final answer
    x = 96,295,626.81

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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.