Home / 284,621.62-392,961.09-182,691.22

Finding the Fourth Proportional to 284,621.62, 392,961.09 and 182,691.22

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Solution

The fourth proportional to 284,621.62, 392,961.09 and 182,691.22 is: 252,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,621.62 : 392,961.09 = 182,691.22 : x
  2. Step 2: Convert to fraction form
    284,621.62/392,961.09 = 182,691.22/x
  3. Step 3: Cross multiply
    284,621.62x = 392,961.09 × 182,691.22
  4. Step 4: Simplify right side
    284,621.62x = 71,790,540,944.63
  5. Step 5: Solve for x
    x = 71,790,540,944.63/284,621.62
  6. Step 6: Final answer
    x = 252,231.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.