Home / 256,939.96-386,000.66-182,244.92

Finding the Fourth Proportional to 256,939.96, 386,000.66 and 182,244.92

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Solution

The fourth proportional to 256,939.96, 386,000.66 and 182,244.92 is: 273,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,939.96 : 386,000.66 = 182,244.92 : x
  2. Step 2: Convert to fraction form
    256,939.96/386,000.66 = 182,244.92/x
  3. Step 3: Cross multiply
    256,939.96x = 386,000.66 × 182,244.92
  4. Step 4: Simplify right side
    256,939.96x = 70,346,659,401.65
  5. Step 5: Solve for x
    x = 70,346,659,401.65/256,939.96
  6. Step 6: Final answer
    x = 273,786.37

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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.