Home / 769,195.10-1,153,793.46-200,575.70

Finding the Fourth Proportional to 769,195.10, 1,153,793.46 and 200,575.70

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Solution

The fourth proportional to 769,195.10, 1,153,793.46 and 200,575.70 is: 300,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,195.10 : 1,153,793.46 = 200,575.70 : x
  2. Step 2: Convert to fraction form
    769,195.10/1,153,793.46 = 200,575.70/x
  3. Step 3: Cross multiply
    769,195.10x = 1,153,793.46 × 200,575.70
  4. Step 4: Simplify right side
    769,195.10x = 231,422,930,894.92
  5. Step 5: Solve for x
    x = 231,422,930,894.92/769,195.10
  6. Step 6: Final answer
    x = 300,863.76

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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.