Home / 629,620.47-944,708.94-330,029.41

Finding the Fourth Proportional to 629,620.47, 944,708.94 and 330,029.41

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Solution

The fourth proportional to 629,620.47, 944,708.94 and 330,029.41 is: 495,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,620.47 : 944,708.94 = 330,029.41 : x
  2. Step 2: Convert to fraction form
    629,620.47/944,708.94 = 330,029.41/x
  3. Step 3: Cross multiply
    629,620.47x = 944,708.94 × 330,029.41
  4. Step 4: Simplify right side
    629,620.47x = 311,781,734,089.93
  5. Step 5: Solve for x
    x = 311,781,734,089.93/629,620.47
  6. Step 6: Final answer
    x = 495,189.96

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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.