Home / 654,005.60-981,257.46-227,588.78

Finding the Fourth Proportional to 654,005.60, 981,257.46 and 227,588.78

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Solution

The fourth proportional to 654,005.60, 981,257.46 and 227,588.78 is: 341,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,005.60 : 981,257.46 = 227,588.78 : x
  2. Step 2: Convert to fraction form
    654,005.60/981,257.46 = 227,588.78/x
  3. Step 3: Cross multiply
    654,005.60x = 981,257.46 × 227,588.78
  4. Step 4: Simplify right side
    654,005.60x = 223,323,188,187.30
  5. Step 5: Solve for x
    x = 223,323,188,187.30/654,005.60
  6. Step 6: Final answer
    x = 341,469.84

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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.