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Finding the Fourth Proportional to 297,843.66, 446,955.48 and 108,285.83

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Solution

The fourth proportional to 297,843.66, 446,955.48 and 108,285.83 is: 162,497.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,843.66 : 446,955.48 = 108,285.83 : x
  2. Step 2: Convert to fraction form
    297,843.66/446,955.48 = 108,285.83/x
  3. Step 3: Cross multiply
    297,843.66x = 446,955.48 × 108,285.83
  4. Step 4: Simplify right side
    297,843.66x = 48,398,945,661.23
  5. Step 5: Solve for x
    x = 48,398,945,661.23/297,843.66
  6. Step 6: Final answer
    x = 162,497.82

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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.