Home / 363,569.49-501,734.70-202,435.43

Finding the Fourth Proportional to 363,569.49, 501,734.70 and 202,435.43

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Solution

The fourth proportional to 363,569.49, 501,734.70 and 202,435.43 is: 279,365.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,569.49 : 501,734.70 = 202,435.43 : x
  2. Step 2: Convert to fraction form
    363,569.49/501,734.70 = 202,435.43/x
  3. Step 3: Cross multiply
    363,569.49x = 501,734.70 × 202,435.43
  4. Step 4: Simplify right side
    363,569.49x = 101,568,877,231.75
  5. Step 5: Solve for x
    x = 101,568,877,231.75/363,569.49
  6. Step 6: Final answer
    x = 279,365.79

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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.