Home / 867,563.50-1,197,067.49-545,086.76

Finding the Fourth Proportional to 867,563.50, 1,197,067.49 and 545,086.76

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Solution

The fourth proportional to 867,563.50, 1,197,067.49 and 545,086.76 is: 752,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,563.50 : 1,197,067.49 = 545,086.76 : x
  2. Step 2: Convert to fraction form
    867,563.50/1,197,067.49 = 545,086.76/x
  3. Step 3: Cross multiply
    867,563.50x = 1,197,067.49 × 545,086.76
  4. Step 4: Simplify right side
    867,563.50x = 652,505,640,766.90
  5. Step 5: Solve for x
    x = 652,505,640,766.90/867,563.50
  6. Step 6: Final answer
    x = 752,112.83

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Double scale
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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.