Home / 629,824.80-944,744.40-156,511.20

Finding the Fourth Proportional to 629,824.80, 944,744.40 and 156,511.20

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Solution

The fourth proportional to 629,824.80, 944,744.40 and 156,511.20 is: 234,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,824.80 : 944,744.40 = 156,511.20 : x
  2. Step 2: Convert to fraction form
    629,824.80/944,744.40 = 156,511.20/x
  3. Step 3: Cross multiply
    629,824.80x = 944,744.40 × 156,511.20
  4. Step 4: Simplify right side
    629,824.80x = 147,863,079,737.28
  5. Step 5: Solve for x
    x = 147,863,079,737.28/629,824.80
  6. Step 6: Final answer
    x = 234,768.59

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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.