Home / 654,238.96-981,358.13-204,995.14

Finding the Fourth Proportional to 654,238.96, 981,358.13 and 204,995.14

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Solution

The fourth proportional to 654,238.96, 981,358.13 and 204,995.14 is: 307,492.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,238.96 : 981,358.13 = 204,995.14 : x
  2. Step 2: Convert to fraction form
    654,238.96/981,358.13 = 204,995.14/x
  3. Step 3: Cross multiply
    654,238.96x = 981,358.13 × 204,995.14
  4. Step 4: Simplify right side
    654,238.96x = 201,173,645,308.58
  5. Step 5: Solve for x
    x = 201,173,645,308.58/654,238.96
  6. Step 6: Final answer
    x = 307,492.61

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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.