Home / 863,067.52-1,191,149.76-523,480.96

Finding the Fourth Proportional to 863,067.52, 1,191,149.76 and 523,480.96

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Solution

The fourth proportional to 863,067.52, 1,191,149.76 and 523,480.96 is: 722,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,067.52 : 1,191,149.76 = 523,480.96 : x
  2. Step 2: Convert to fraction form
    863,067.52/1,191,149.76 = 523,480.96/x
  3. Step 3: Cross multiply
    863,067.52x = 1,191,149.76 × 523,480.96
  4. Step 4: Simplify right side
    863,067.52x = 623,544,219,868.57
  5. Step 5: Solve for x
    x = 623,544,219,868.57/863,067.52
  6. Step 6: Final answer
    x = 722,474.44

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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.