Home / 454,057.20-680,794.20-187,923.60

Finding the Fourth Proportional to 454,057.20, 680,794.20 and 187,923.60

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Solution

The fourth proportional to 454,057.20, 680,794.20 and 187,923.60 is: 281,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,057.20 : 680,794.20 = 187,923.60 : x
  2. Step 2: Convert to fraction form
    454,057.20/680,794.20 = 187,923.60/x
  3. Step 3: Cross multiply
    454,057.20x = 680,794.20 × 187,923.60
  4. Step 4: Simplify right side
    454,057.20x = 127,937,296,923.12
  5. Step 5: Solve for x
    x = 127,937,296,923.12/454,057.20
  6. Step 6: Final answer
    x = 281,764.71

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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.