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Finding the Fourth Proportional to 467,969.55, 702,067.73 and 135,545.55

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Solution

The fourth proportional to 467,969.55, 702,067.73 and 135,545.55 is: 203,351.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,969.55 : 702,067.73 = 135,545.55 : x
  2. Step 2: Convert to fraction form
    467,969.55/702,067.73 = 135,545.55/x
  3. Step 3: Cross multiply
    467,969.55x = 702,067.73 × 135,545.55
  4. Step 4: Simplify right side
    467,969.55x = 95,162,155,922.37
  5. Step 5: Solve for x
    x = 95,162,155,922.37/467,969.55
  6. Step 6: Final answer
    x = 203,351.17

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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.