Home / 629,826.80-944,747.40-156,513.20

Finding the Fourth Proportional to 629,826.80, 944,747.40 and 156,513.20

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Solution

The fourth proportional to 629,826.80, 944,747.40 and 156,513.20 is: 234,771.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,826.80 : 944,747.40 = 156,513.20 : x
  2. Step 2: Convert to fraction form
    629,826.80/944,747.40 = 156,513.20/x
  3. Step 3: Cross multiply
    629,826.80x = 944,747.40 × 156,513.20
  4. Step 4: Simplify right side
    629,826.80x = 147,865,438,765.68
  5. Step 5: Solve for x
    x = 147,865,438,765.68/629,826.80
  6. Step 6: Final answer
    x = 234,771.59

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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.