Home / 994,876.82-1,372,540.26-612,239.30

Finding the Fourth Proportional to 994,876.82, 1,372,540.26 and 612,239.30

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Solution

The fourth proportional to 994,876.82, 1,372,540.26 and 612,239.30 is: 844,650.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,876.82 : 1,372,540.26 = 612,239.30 : x
  2. Step 2: Convert to fraction form
    994,876.82/1,372,540.26 = 612,239.30/x
  3. Step 3: Cross multiply
    994,876.82x = 1,372,540.26 × 612,239.30
  4. Step 4: Simplify right side
    994,876.82x = 840,323,091,435.57
  5. Step 5: Solve for x
    x = 840,323,091,435.57/994,876.82
  6. Step 6: Final answer
    x = 844,650.39

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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.