Home / 397,397.44-596,169.84-131,176.48

Finding the Fourth Proportional to 397,397.44, 596,169.84 and 131,176.48

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Solution

The fourth proportional to 397,397.44, 596,169.84 and 131,176.48 is: 196,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,397.44 : 596,169.84 = 131,176.48 : x
  2. Step 2: Convert to fraction form
    397,397.44/596,169.84 = 131,176.48/x
  3. Step 3: Cross multiply
    397,397.44x = 596,169.84 × 131,176.48
  4. Step 4: Simplify right side
    397,397.44x = 78,203,461,093.36
  5. Step 5: Solve for x
    x = 78,203,461,093.36/397,397.44
  6. Step 6: Final answer
    x = 196,789.04

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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.