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Finding the Fourth Proportional to 629,912.46, 944,860.48 and 156,601.92

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Solution

The fourth proportional to 629,912.46, 944,860.48 and 156,601.92 is: 234,900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,912.46 : 944,860.48 = 156,601.92 : x
  2. Step 2: Convert to fraction form
    629,912.46/944,860.48 = 156,601.92/x
  3. Step 3: Cross multiply
    629,912.46x = 944,860.48 × 156,601.92
  4. Step 4: Simplify right side
    629,912.46x = 147,966,965,300.12
  5. Step 5: Solve for x
    x = 147,966,965,300.12/629,912.46
  6. Step 6: Final answer
    x = 234,900.84

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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.