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Finding the Fourth Proportional to 269,694,611.60, 404,541,917.40 and 269,694,611.60

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Solution

The fourth proportional to 269,694,611.60, 404,541,917.40 and 269,694,611.60 is: 404,541,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,694,611.60 : 404,541,917.40 = 269,694,611.60 : x
  2. Step 2: Convert to fraction form
    269,694,611.60/404,541,917.40 = 269,694,611.60/x
  3. Step 3: Cross multiply
    269,694,611.60x = 404,541,917.40 × 269,694,611.60
  4. Step 4: Simplify right side
    269,694,611.60x = 109,102,775,289,112,288
  5. Step 5: Solve for x
    x = 109,102,775,289,112,288/269,694,611.60
  6. Step 6: Final answer
    x = 404,541,917.40

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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.