Home / 654,239.24-981,357.83-204,994.59

Finding the Fourth Proportional to 654,239.24, 981,357.83 and 204,994.59

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Solution

The fourth proportional to 654,239.24, 981,357.83 and 204,994.59 is: 307,491.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,239.24 : 981,357.83 = 204,994.59 : x
  2. Step 2: Convert to fraction form
    654,239.24/981,357.83 = 204,994.59/x
  3. Step 3: Cross multiply
    654,239.24x = 981,357.83 × 204,994.59
  4. Step 4: Simplify right side
    654,239.24x = 201,173,042,067.81
  5. Step 5: Solve for x
    x = 201,173,042,067.81/654,239.24
  6. Step 6: Final answer
    x = 307,491.56

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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.