Home / 544,414.37-751,079.20-311,716.96

Finding the Fourth Proportional to 544,414.37, 751,079.20 and 311,716.96

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Solution

The fourth proportional to 544,414.37, 751,079.20 and 311,716.96 is: 430,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,414.37 : 751,079.20 = 311,716.96 : x
  2. Step 2: Convert to fraction form
    544,414.37/751,079.20 = 311,716.96/x
  3. Step 3: Cross multiply
    544,414.37x = 751,079.20 × 311,716.96
  4. Step 4: Simplify right side
    544,414.37x = 234,124,121,555.66
  5. Step 5: Solve for x
    x = 234,124,121,555.66/544,414.37
  6. Step 6: Final answer
    x = 430,047.66

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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.