Home / 468,947.87-647,147.17-254,093.75

Finding the Fourth Proportional to 468,947.87, 647,147.17 and 254,093.75

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Solution

The fourth proportional to 468,947.87, 647,147.17 and 254,093.75 is: 350,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,947.87 : 647,147.17 = 254,093.75 : x
  2. Step 2: Convert to fraction form
    468,947.87/647,147.17 = 254,093.75/x
  3. Step 3: Cross multiply
    468,947.87x = 647,147.17 × 254,093.75
  4. Step 4: Simplify right side
    468,947.87x = 164,436,051,227.19
  5. Step 5: Solve for x
    x = 164,436,051,227.19/468,947.87
  6. Step 6: Final answer
    x = 350,648.89

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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.