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Finding the Fourth Proportional to 363,673.52, 501,833.53 and 202,543.56

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Solution

The fourth proportional to 363,673.52, 501,833.53 and 202,543.56 is: 279,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,673.52 : 501,833.53 = 202,543.56 : x
  2. Step 2: Convert to fraction form
    363,673.52/501,833.53 = 202,543.56/x
  3. Step 3: Cross multiply
    363,673.52x = 501,833.53 × 202,543.56
  4. Step 4: Simplify right side
    363,673.52x = 101,643,150,218.85
  5. Step 5: Solve for x
    x = 101,643,150,218.85/363,673.52
  6. Step 6: Final answer
    x = 279,490.10

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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.