Home / 629,815.80-944,730.90-156,502.20

Finding the Fourth Proportional to 629,815.80, 944,730.90 and 156,502.20

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Solution

The fourth proportional to 629,815.80, 944,730.90 and 156,502.20 is: 234,755.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,815.80 : 944,730.90 = 156,502.20 : x
  2. Step 2: Convert to fraction form
    629,815.80/944,730.90 = 156,502.20/x
  3. Step 3: Cross multiply
    629,815.80x = 944,730.90 × 156,502.20
  4. Step 4: Simplify right side
    629,815.80x = 147,852,464,257.98
  5. Step 5: Solve for x
    x = 147,852,464,257.98/629,815.80
  6. Step 6: Final answer
    x = 234,755.09

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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.