Home / 397,694.41-596,635.05-131,454.93

Finding the Fourth Proportional to 397,694.41, 596,635.05 and 131,454.93

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Solution

The fourth proportional to 397,694.41, 596,635.05 and 131,454.93 is: 197,213.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,694.41 : 596,635.05 = 131,454.93 : x
  2. Step 2: Convert to fraction form
    397,694.41/596,635.05 = 131,454.93/x
  3. Step 3: Cross multiply
    397,694.41x = 596,635.05 × 131,454.93
  4. Step 4: Simplify right side
    397,694.41x = 78,430,618,076.02
  5. Step 5: Solve for x
    x = 78,430,618,076.02/397,694.41
  6. Step 6: Final answer
    x = 197,213.28

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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.