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Finding the Fourth Proportional to 250,450.04, 375,736.50 and 72,958.68

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Solution

The fourth proportional to 250,450.04, 375,736.50 and 72,958.68 is: 109,455.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,450.04 : 375,736.50 = 72,958.68 : x
  2. Step 2: Convert to fraction form
    250,450.04/375,736.50 = 72,958.68/x
  3. Step 3: Cross multiply
    250,450.04x = 375,736.50 × 72,958.68
  4. Step 4: Simplify right side
    250,450.04x = 27,413,239,067.82
  5. Step 5: Solve for x
    x = 27,413,239,067.82/250,450.04
  6. Step 6: Final answer
    x = 109,455.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.