Home / 447,183.80-670,544.88-131,599.76

Finding the Fourth Proportional to 447,183.80, 670,544.88 and 131,599.76

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Solution

The fourth proportional to 447,183.80, 670,544.88 and 131,599.76 is: 197,331.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,183.80 : 670,544.88 = 131,599.76 : x
  2. Step 2: Convert to fraction form
    447,183.80/670,544.88 = 131,599.76/x
  3. Step 3: Cross multiply
    447,183.80x = 670,544.88 × 131,599.76
  4. Step 4: Simplify right side
    447,183.80x = 88,243,545,277.23
  5. Step 5: Solve for x
    x = 88,243,545,277.23/447,183.80
  6. Step 6: Final answer
    x = 197,331.71

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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.