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Finding the Fourth Proportional to 629,910.96, 944,858.24 and 156,600.42

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Solution

The fourth proportional to 629,910.96, 944,858.24 and 156,600.42 is: 234,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,910.96 : 944,858.24 = 156,600.42 : x
  2. Step 2: Convert to fraction form
    629,910.96/944,858.24 = 156,600.42/x
  3. Step 3: Cross multiply
    629,910.96x = 944,858.24 × 156,600.42
  4. Step 4: Simplify right side
    629,910.96x = 147,965,196,441.46
  5. Step 5: Solve for x
    x = 147,965,196,441.46/629,910.96
  6. Step 6: Final answer
    x = 234,898.59

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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.