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Finding the Fourth Proportional to 562,568,694.80, 843,853,042.20 and 531,001,099.40

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Solution

The fourth proportional to 562,568,694.80, 843,853,042.20 and 531,001,099.40 is: 796,501,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,568,694.80 : 843,853,042.20 = 531,001,099.40 : x
  2. Step 2: Convert to fraction form
    562,568,694.80/843,853,042.20 = 531,001,099.40/x
  3. Step 3: Cross multiply
    562,568,694.80x = 843,853,042.20 × 531,001,099.40
  4. Step 4: Simplify right side
    562,568,694.80x = 448,086,893,140,234,624
  5. Step 5: Solve for x
    x = 448,086,893,140,234,624/562,568,694.80
  6. Step 6: Final answer
    x = 796,501,649.10

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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.