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Finding the Fourth Proportional to 548,994.41, 823,333.21 and 189,150.59

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Solution

The fourth proportional to 548,994.41, 823,333.21 and 189,150.59 is: 283,671.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,994.41 : 823,333.21 = 189,150.59 : x
  2. Step 2: Convert to fraction form
    548,994.41/823,333.21 = 189,150.59/x
  3. Step 3: Cross multiply
    548,994.41x = 823,333.21 × 189,150.59
  4. Step 4: Simplify right side
    548,994.41x = 155,733,964,023.55
  5. Step 5: Solve for x
    x = 155,733,964,023.55/548,994.41
  6. Step 6: Final answer
    x = 283,671.31

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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.