Home / 654,493.96-981,631.56-181,227.16

Finding the Fourth Proportional to 654,493.96, 981,631.56 and 181,227.16

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Solution

The fourth proportional to 654,493.96, 981,631.56 and 181,227.16 is: 271,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,493.96 : 981,631.56 = 181,227.16 : x
  2. Step 2: Convert to fraction form
    654,493.96/981,631.56 = 181,227.16/x
  3. Step 3: Cross multiply
    654,493.96x = 981,631.56 × 181,227.16
  4. Step 4: Simplify right side
    654,493.96x = 177,898,299,785.17
  5. Step 5: Solve for x
    x = 177,898,299,785.17/654,493.96
  6. Step 6: Final answer
    x = 271,810.45

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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.