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Finding the Fourth Proportional to 33,656,469.60, 50,484,704.40 and 27,916,906.80

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Solution

The fourth proportional to 33,656,469.60, 50,484,704.40 and 27,916,906.80 is: 41,875,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,656,469.60 : 50,484,704.40 = 27,916,906.80 : x
  2. Step 2: Convert to fraction form
    33,656,469.60/50,484,704.40 = 27,916,906.80/x
  3. Step 3: Cross multiply
    33,656,469.60x = 50,484,704.40 × 27,916,906.80
  4. Step 4: Simplify right side
    33,656,469.60x = 1,409,376,787,560,350
  5. Step 5: Solve for x
    x = 1,409,376,787,560,350/33,656,469.60
  6. Step 6: Final answer
    x = 41,875,360.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.