Home / 331,523.28-457,500.96-188,254.80

Finding the Fourth Proportional to 331,523.28, 457,500.96 and 188,254.80

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Solution

The fourth proportional to 331,523.28, 457,500.96 and 188,254.80 is: 259,790.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,523.28 : 457,500.96 = 188,254.80 : x
  2. Step 2: Convert to fraction form
    331,523.28/457,500.96 = 188,254.80/x
  3. Step 3: Cross multiply
    331,523.28x = 457,500.96 × 188,254.80
  4. Step 4: Simplify right side
    331,523.28x = 86,126,751,724.61
  5. Step 5: Solve for x
    x = 86,126,751,724.61/331,523.28
  6. Step 6: Final answer
    x = 259,790.96

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1.5x scale

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.