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Finding the Fourth Proportional to 404,113.11, 606,169.67 and 179,420.73

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Solution

The fourth proportional to 404,113.11, 606,169.67 and 179,420.73 is: 269,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,113.11 : 606,169.67 = 179,420.73 : x
  2. Step 2: Convert to fraction form
    404,113.11/606,169.67 = 179,420.73/x
  3. Step 3: Cross multiply
    404,113.11x = 606,169.67 × 179,420.73
  4. Step 4: Simplify right side
    404,113.11x = 108,759,404,695.26
  5. Step 5: Solve for x
    x = 108,759,404,695.26/404,113.11
  6. Step 6: Final answer
    x = 269,131.10

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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.