Home / 886,908.13-1,223,934.39-504,934.90

Finding the Fourth Proportional to 886,908.13, 1,223,934.39 and 504,934.90

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Solution

The fourth proportional to 886,908.13, 1,223,934.39 and 504,934.90 is: 696,810.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,908.13 : 1,223,934.39 = 504,934.90 : x
  2. Step 2: Convert to fraction form
    886,908.13/1,223,934.39 = 504,934.90/x
  3. Step 3: Cross multiply
    886,908.13x = 1,223,934.39 × 504,934.90
  4. Step 4: Simplify right side
    886,908.13x = 618,007,188,821.21
  5. Step 5: Solve for x
    x = 618,007,188,821.21/886,908.13
  6. Step 6: Final answer
    x = 696,810.83

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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.