Home / 957,680.20-1,436,520.30-659,081.80

Finding the Fourth Proportional to 957,680.20, 1,436,520.30 and 659,081.80

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Solution

The fourth proportional to 957,680.20, 1,436,520.30 and 659,081.80 is: 988,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,680.20 : 1,436,520.30 = 659,081.80 : x
  2. Step 2: Convert to fraction form
    957,680.20/1,436,520.30 = 659,081.80/x
  3. Step 3: Cross multiply
    957,680.20x = 1,436,520.30 × 659,081.80
  4. Step 4: Simplify right side
    957,680.20x = 946,784,385,060.54
  5. Step 5: Solve for x
    x = 946,784,385,060.54/957,680.20
  6. Step 6: Final answer
    x = 988,622.70

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Double scale
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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.