Home / 985,471.38-1,478,207.07-237,517.38

Finding the Fourth Proportional to 985,471.38, 1,478,207.07 and 237,517.38

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Solution

The fourth proportional to 985,471.38, 1,478,207.07 and 237,517.38 is: 356,276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,471.38 : 1,478,207.07 = 237,517.38 : x
  2. Step 2: Convert to fraction form
    985,471.38/1,478,207.07 = 237,517.38/x
  3. Step 3: Cross multiply
    985,471.38x = 1,478,207.07 × 237,517.38
  4. Step 4: Simplify right side
    985,471.38x = 351,099,870,363.88
  5. Step 5: Solve for x
    x = 351,099,870,363.88/985,471.38
  6. Step 6: Final answer
    x = 356,276.07

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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.