Home / 782,203.38-1,171,298.50-541,976.02

Finding the Fourth Proportional to 782,203.38, 1,171,298.50 and 541,976.02

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Solution

The fourth proportional to 782,203.38, 1,171,298.50 and 541,976.02 is: 811,573.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,203.38 : 1,171,298.50 = 541,976.02 : x
  2. Step 2: Convert to fraction form
    782,203.38/1,171,298.50 = 541,976.02/x
  3. Step 3: Cross multiply
    782,203.38x = 1,171,298.50 × 541,976.02
  4. Step 4: Simplify right side
    782,203.38x = 634,815,699,261.97
  5. Step 5: Solve for x
    x = 634,815,699,261.97/782,203.38
  6. Step 6: Final answer
    x = 811,573.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.