Home / 482,170.40-723,255.60-131,962.40

Finding the Fourth Proportional to 482,170.40, 723,255.60 and 131,962.40

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Solution

The fourth proportional to 482,170.40, 723,255.60 and 131,962.40 is: 197,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,170.40 : 723,255.60 = 131,962.40 : x
  2. Step 2: Convert to fraction form
    482,170.40/723,255.60 = 131,962.40/x
  3. Step 3: Cross multiply
    482,170.40x = 723,255.60 × 131,962.40
  4. Step 4: Simplify right side
    482,170.40x = 95,442,544,789.44
  5. Step 5: Solve for x
    x = 95,442,544,789.44/482,170.40
  6. Step 6: Final answer
    x = 197,943.60

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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.