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Finding the Fourth Proportional to 574,857,207.60, 862,285,811.40 and 206,568,594.60

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Solution

The fourth proportional to 574,857,207.60, 862,285,811.40 and 206,568,594.60 is: 309,852,891.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,857,207.60 : 862,285,811.40 = 206,568,594.60 : x
  2. Step 2: Convert to fraction form
    574,857,207.60/862,285,811.40 = 206,568,594.60/x
  3. Step 3: Cross multiply
    574,857,207.60x = 862,285,811.40 × 206,568,594.60
  4. Step 4: Simplify right side
    574,857,207.60x = 178,121,168,204,418,656
  5. Step 5: Solve for x
    x = 178,121,168,204,418,656/574,857,207.60
  6. Step 6: Final answer
    x = 309,852,891.90

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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.