Home / 629,573.20-868,785.68-343,087.13

Finding the Fourth Proportional to 629,573.20, 868,785.68 and 343,087.13

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Solution

The fourth proportional to 629,573.20, 868,785.68 and 343,087.13 is: 473,446.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,573.20 : 868,785.68 = 343,087.13 : x
  2. Step 2: Convert to fraction form
    629,573.20/868,785.68 = 343,087.13/x
  3. Step 3: Cross multiply
    629,573.20x = 868,785.68 × 343,087.13
  4. Step 4: Simplify right side
    629,573.20x = 298,069,188,565.98
  5. Step 5: Solve for x
    x = 298,069,188,565.98/629,573.20
  6. Step 6: Final answer
    x = 473,446.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.