Home / 444,344.20-666,516.30-284,911.90

Finding the Fourth Proportional to 444,344.20, 666,516.30 and 284,911.90

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Solution

The fourth proportional to 444,344.20, 666,516.30 and 284,911.90 is: 427,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,344.20 : 666,516.30 = 284,911.90 : x
  2. Step 2: Convert to fraction form
    444,344.20/666,516.30 = 284,911.90/x
  3. Step 3: Cross multiply
    444,344.20x = 666,516.30 × 284,911.90
  4. Step 4: Simplify right side
    444,344.20x = 189,898,425,413.97
  5. Step 5: Solve for x
    x = 189,898,425,413.97/444,344.20
  6. Step 6: Final answer
    x = 427,367.85

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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.