Home / 471,026.50-649,739.85-296,318.87

Finding the Fourth Proportional to 471,026.50, 649,739.85 and 296,318.87

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Solution

The fourth proportional to 471,026.50, 649,739.85 and 296,318.87 is: 408,745.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,026.50 : 649,739.85 = 296,318.87 : x
  2. Step 2: Convert to fraction form
    471,026.50/649,739.85 = 296,318.87/x
  3. Step 3: Cross multiply
    471,026.50x = 649,739.85 × 296,318.87
  4. Step 4: Simplify right side
    471,026.50x = 192,530,178,145.97
  5. Step 5: Solve for x
    x = 192,530,178,145.97/471,026.50
  6. Step 6: Final answer
    x = 408,745.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.