Home / 957,680.70-1,436,521.05-659,082.30

Finding the Fourth Proportional to 957,680.70, 1,436,521.05 and 659,082.30

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Solution

The fourth proportional to 957,680.70, 1,436,521.05 and 659,082.30 is: 988,623.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,680.70 : 1,436,521.05 = 659,082.30 : x
  2. Step 2: Convert to fraction form
    957,680.70/1,436,521.05 = 659,082.30/x
  3. Step 3: Cross multiply
    957,680.70x = 1,436,521.05 × 659,082.30
  4. Step 4: Simplify right side
    957,680.70x = 946,785,597,632.42
  5. Step 5: Solve for x
    x = 946,785,597,632.42/957,680.70
  6. Step 6: Final answer
    x = 988,623.45

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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.