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Finding the Fourth Proportional to 483,149.58, 724,576.74 and 230,296.83

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Solution

The fourth proportional to 483,149.58, 724,576.74 and 230,296.83 is: 345,374.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,149.58 : 724,576.74 = 230,296.83 : x
  2. Step 2: Convert to fraction form
    483,149.58/724,576.74 = 230,296.83/x
  3. Step 3: Cross multiply
    483,149.58x = 724,576.74 × 230,296.83
  4. Step 4: Simplify right side
    483,149.58x = 166,867,726,313.73
  5. Step 5: Solve for x
    x = 166,867,726,313.73/483,149.58
  6. Step 6: Final answer
    x = 345,374.88

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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.