Home / 483,338.20-723,573.70-359,229.40

Finding the Fourth Proportional to 483,338.20, 723,573.70 and 359,229.40

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Solution

The fourth proportional to 483,338.20, 723,573.70 and 359,229.40 is: 537,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,338.20 : 723,573.70 = 359,229.40 : x
  2. Step 2: Convert to fraction form
    483,338.20/723,573.70 = 359,229.40/x
  3. Step 3: Cross multiply
    483,338.20x = 723,573.70 × 359,229.40
  4. Step 4: Simplify right side
    483,338.20x = 259,928,946,106.78
  5. Step 5: Solve for x
    x = 259,928,946,106.78/483,338.20
  6. Step 6: Final answer
    x = 537,778.61

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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.