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Finding the Fourth Proportional to 446,034.90, 669,183.60 and 179,658.30

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Solution

The fourth proportional to 446,034.90, 669,183.60 and 179,658.30 is: 269,540.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,034.90 : 669,183.60 = 179,658.30 : x
  2. Step 2: Convert to fraction form
    446,034.90/669,183.60 = 179,658.30/x
  3. Step 3: Cross multiply
    446,034.90x = 669,183.60 × 179,658.30
  4. Step 4: Simplify right side
    446,034.90x = 120,224,387,963.88
  5. Step 5: Solve for x
    x = 120,224,387,963.88/446,034.90
  6. Step 6: Final answer
    x = 269,540.32

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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.