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Finding the Fourth Proportional to 363,252.98, 501,313.07 and 202,108.37

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Solution

The fourth proportional to 363,252.98, 501,313.07 and 202,108.37 is: 278,922.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,252.98 : 501,313.07 = 202,108.37 : x
  2. Step 2: Convert to fraction form
    363,252.98/501,313.07 = 202,108.37/x
  3. Step 3: Cross multiply
    363,252.98x = 501,313.07 × 202,108.37
  4. Step 4: Simplify right side
    363,252.98x = 101,319,565,436.10
  5. Step 5: Solve for x
    x = 101,319,565,436.10/363,252.98
  6. Step 6: Final answer
    x = 278,922.87

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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.