Home / 629,260.38-943,391.61-329,683.50

Finding the Fourth Proportional to 629,260.38, 943,391.61 and 329,683.50

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Solution

The fourth proportional to 629,260.38, 943,391.61 and 329,683.50 is: 494,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,260.38 : 943,391.61 = 329,683.50 : x
  2. Step 2: Convert to fraction form
    629,260.38/943,391.61 = 329,683.50/x
  3. Step 3: Cross multiply
    629,260.38x = 943,391.61 × 329,683.50
  4. Step 4: Simplify right side
    629,260.38x = 311,020,647,855.44
  5. Step 5: Solve for x
    x = 311,020,647,855.44/629,260.38
  6. Step 6: Final answer
    x = 494,263.83

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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.