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Finding the Fourth Proportional to 363,103.02, 501,074.98 and 201,954.60

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Solution

The fourth proportional to 363,103.02, 501,074.98 and 201,954.60 is: 278,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,103.02 : 501,074.98 = 201,954.60 : x
  2. Step 2: Convert to fraction form
    363,103.02/501,074.98 = 201,954.60/x
  3. Step 3: Cross multiply
    363,103.02x = 501,074.98 × 201,954.60
  4. Step 4: Simplify right side
    363,103.02x = 101,194,396,651.02
  5. Step 5: Solve for x
    x = 101,194,396,651.02/363,103.02
  6. Step 6: Final answer
    x = 278,693.35

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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.