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Finding the Fourth Proportional to 445,859.53, 668,811.23 and 179,584.04

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Solution

The fourth proportional to 445,859.53, 668,811.23 and 179,584.04 is: 269,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,859.53 : 668,811.23 = 179,584.04 : x
  2. Step 2: Convert to fraction form
    445,859.53/668,811.23 = 179,584.04/x
  3. Step 3: Cross multiply
    445,859.53x = 668,811.23 × 179,584.04
  4. Step 4: Simplify right side
    445,859.53x = 120,107,824,128.32
  5. Step 5: Solve for x
    x = 120,107,824,128.32/445,859.53
  6. Step 6: Final answer
    x = 269,384.90

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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.