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Finding the Fourth Proportional to 269,456,650.80, 404,184,976.20 and 269,456,650.80

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Solution

The fourth proportional to 269,456,650.80, 404,184,976.20 and 269,456,650.80 is: 404,184,976.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,456,650.80 : 404,184,976.20 = 269,456,650.80 : x
  2. Step 2: Convert to fraction form
    269,456,650.80/404,184,976.20 = 269,456,650.80/x
  3. Step 3: Cross multiply
    269,456,650.80x = 404,184,976.20 × 269,456,650.80
  4. Step 4: Simplify right side
    269,456,650.80x = 108,910,329,990,529,712
  5. Step 5: Solve for x
    x = 108,910,329,990,529,712/269,456,650.80
  6. Step 6: Final answer
    x = 404,184,976.20

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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.