Home / 774,759.43-1,162,227.59-206,164.04

Finding the Fourth Proportional to 774,759.43, 1,162,227.59 and 206,164.04

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Solution

The fourth proportional to 774,759.43, 1,162,227.59 and 206,164.04 is: 309,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,759.43 : 1,162,227.59 = 206,164.04 : x
  2. Step 2: Convert to fraction form
    774,759.43/1,162,227.59 = 206,164.04/x
  3. Step 3: Cross multiply
    774,759.43x = 1,162,227.59 × 206,164.04
  4. Step 4: Simplify right side
    774,759.43x = 239,609,529,285.02
  5. Step 5: Solve for x
    x = 239,609,529,285.02/774,759.43
  6. Step 6: Final answer
    x = 309,269.59

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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.