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Finding the Fourth Proportional to 404,165,713.80, 606,248,570.70 and 275,025,550.80

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Solution

The fourth proportional to 404,165,713.80, 606,248,570.70 and 275,025,550.80 is: 412,538,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,165,713.80 : 606,248,570.70 = 275,025,550.80 : x
  2. Step 2: Convert to fraction form
    404,165,713.80/606,248,570.70 = 275,025,550.80/x
  3. Step 3: Cross multiply
    404,165,713.80x = 606,248,570.70 × 275,025,550.80
  4. Step 4: Simplify right side
    404,165,713.80x = 166,733,847,078,480,256
  5. Step 5: Solve for x
    x = 166,733,847,078,480,256/404,165,713.80
  6. Step 6: Final answer
    x = 412,538,326.20

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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.