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Finding the Fourth Proportional to 619,195.22, 928,793.82 and 169,922.24

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Solution

The fourth proportional to 619,195.22, 928,793.82 and 169,922.24 is: 254,883.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,195.22 : 928,793.82 = 169,922.24 : x
  2. Step 2: Convert to fraction form
    619,195.22/928,793.82 = 169,922.24/x
  3. Step 3: Cross multiply
    619,195.22x = 928,793.82 × 169,922.24
  4. Step 4: Simplify right side
    619,195.22x = 157,822,726,392.56
  5. Step 5: Solve for x
    x = 157,822,726,392.56/619,195.22
  6. Step 6: Final answer
    x = 254,883.63

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Double scale
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1.5x scale

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.