Home / 654,118.58-981,177.88-204,874.60

Finding the Fourth Proportional to 654,118.58, 981,177.88 and 204,874.60

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Solution

The fourth proportional to 654,118.58, 981,177.88 and 204,874.60 is: 307,311.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,118.58 : 981,177.88 = 204,874.60 : x
  2. Step 2: Convert to fraction form
    654,118.58/981,177.88 = 204,874.60/x
  3. Step 3: Cross multiply
    654,118.58x = 981,177.88 × 204,874.60
  4. Step 4: Simplify right side
    654,118.58x = 201,018,425,693.85
  5. Step 5: Solve for x
    x = 201,018,425,693.85/654,118.58
  6. Step 6: Final answer
    x = 307,311.90

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Similar ratio
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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.