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Finding the Fourth Proportional to 324,083.52, 486,295.98 and 166,311.96

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Solution

The fourth proportional to 324,083.52, 486,295.98 and 166,311.96 is: 249,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,083.52 : 486,295.98 = 166,311.96 : x
  2. Step 2: Convert to fraction form
    324,083.52/486,295.98 = 166,311.96/x
  3. Step 3: Cross multiply
    324,083.52x = 486,295.98 × 166,311.96
  4. Step 4: Simplify right side
    324,083.52x = 80,876,837,573.92
  5. Step 5: Solve for x
    x = 80,876,837,573.92/324,083.52
  6. Step 6: Final answer
    x = 249,555.54

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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.