Home / 969,058.80-1,337,287.82-539,338.86

Finding the Fourth Proportional to 969,058.80, 1,337,287.82 and 539,338.86

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Solution

The fourth proportional to 969,058.80, 1,337,287.82 and 539,338.86 is: 744,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,058.80 : 1,337,287.82 = 539,338.86 : x
  2. Step 2: Convert to fraction form
    969,058.80/1,337,287.82 = 539,338.86/x
  3. Step 3: Cross multiply
    969,058.80x = 1,337,287.82 × 539,338.86
  4. Step 4: Simplify right side
    969,058.80x = 721,251,285,633.99
  5. Step 5: Solve for x
    x = 721,251,285,633.99/969,058.80
  6. Step 6: Final answer
    x = 744,280.21

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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.