Home / 416,376.28-574,594.50-225,385.48

Finding the Fourth Proportional to 416,376.28, 574,594.50 and 225,385.48

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Solution

The fourth proportional to 416,376.28, 574,594.50 and 225,385.48 is: 311,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,376.28 : 574,594.50 = 225,385.48 : x
  2. Step 2: Convert to fraction form
    416,376.28/574,594.50 = 225,385.48/x
  3. Step 3: Cross multiply
    416,376.28x = 574,594.50 × 225,385.48
  4. Step 4: Simplify right side
    416,376.28x = 129,505,257,187.86
  5. Step 5: Solve for x
    x = 129,505,257,187.86/416,376.28
  6. Step 6: Final answer
    x = 311,029.38

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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.