Home / 427,183.66-589,380.26-283,967.97

Finding the Fourth Proportional to 427,183.66, 589,380.26 and 283,967.97

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Solution

The fourth proportional to 427,183.66, 589,380.26 and 283,967.97 is: 391,787.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,183.66 : 589,380.26 = 283,967.97 : x
  2. Step 2: Convert to fraction form
    427,183.66/589,380.26 = 283,967.97/x
  3. Step 3: Cross multiply
    427,183.66x = 589,380.26 × 283,967.97
  4. Step 4: Simplify right side
    427,183.66x = 167,365,115,990.27
  5. Step 5: Solve for x
    x = 167,365,115,990.27/427,183.66
  6. Step 6: Final answer
    x = 391,787.26

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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.