Home / 460,906.20-691,359.30-250,435.80

Finding the Fourth Proportional to 460,906.20, 691,359.30 and 250,435.80

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Solution

The fourth proportional to 460,906.20, 691,359.30 and 250,435.80 is: 375,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,906.20 : 691,359.30 = 250,435.80 : x
  2. Step 2: Convert to fraction form
    460,906.20/691,359.30 = 250,435.80/x
  3. Step 3: Cross multiply
    460,906.20x = 691,359.30 × 250,435.80
  4. Step 4: Simplify right side
    460,906.20x = 173,141,119,382.94
  5. Step 5: Solve for x
    x = 173,141,119,382.94/460,906.20
  6. Step 6: Final answer
    x = 375,653.70

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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.