Home / 943,057.39-1,414,586.54-311,971.20

Finding the Fourth Proportional to 943,057.39, 1,414,586.54 and 311,971.20

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Solution

The fourth proportional to 943,057.39, 1,414,586.54 and 311,971.20 is: 467,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,057.39 : 1,414,586.54 = 311,971.20 : x
  2. Step 2: Convert to fraction form
    943,057.39/1,414,586.54 = 311,971.20/x
  3. Step 3: Cross multiply
    943,057.39x = 1,414,586.54 × 311,971.20
  4. Step 4: Simplify right side
    943,057.39x = 441,310,251,754.86
  5. Step 5: Solve for x
    x = 441,310,251,754.86/943,057.39
  6. Step 6: Final answer
    x = 467,956.94

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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.