Home / 886,198.50-1,222,947.72-483,790.50

Finding the Fourth Proportional to 886,198.50, 1,222,947.72 and 483,790.50

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Solution

The fourth proportional to 886,198.50, 1,222,947.72 and 483,790.50 is: 667,627.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,198.50 : 1,222,947.72 = 483,790.50 : x
  2. Step 2: Convert to fraction form
    886,198.50/1,222,947.72 = 483,790.50/x
  3. Step 3: Cross multiply
    886,198.50x = 1,222,947.72 × 483,790.50
  4. Step 4: Simplify right side
    886,198.50x = 591,650,488,932.66
  5. Step 5: Solve for x
    x = 591,650,488,932.66/886,198.50
  6. Step 6: Final answer
    x = 667,627.50

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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.