Home / 645,016.40-967,524.60-195,736.40

Finding the Fourth Proportional to 645,016.40, 967,524.60 and 195,736.40

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Solution

The fourth proportional to 645,016.40, 967,524.60 and 195,736.40 is: 293,604.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,016.40 : 967,524.60 = 195,736.40 : x
  2. Step 2: Convert to fraction form
    645,016.40/967,524.60 = 195,736.40/x
  3. Step 3: Cross multiply
    645,016.40x = 967,524.60 × 195,736.40
  4. Step 4: Simplify right side
    645,016.40x = 189,379,782,115.44
  5. Step 5: Solve for x
    x = 189,379,782,115.44/645,016.40
  6. Step 6: Final answer
    x = 293,604.60

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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.