Home / 397,444.42-596,194.43-131,392.23

Finding the Fourth Proportional to 397,444.42, 596,194.43 and 131,392.23

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Solution

The fourth proportional to 397,444.42, 596,194.43 and 131,392.23 is: 197,097.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,444.42 : 596,194.43 = 131,392.23 : x
  2. Step 2: Convert to fraction form
    397,444.42/596,194.43 = 131,392.23/x
  3. Step 3: Cross multiply
    397,444.42x = 596,194.43 × 131,392.23
  4. Step 4: Simplify right side
    397,444.42x = 78,335,312,778.59
  5. Step 5: Solve for x
    x = 78,335,312,778.59/397,444.42
  6. Step 6: Final answer
    x = 197,097.53

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Double scale
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Similar ratio
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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.