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Finding the Fourth Proportional to 404,535.56, 606,460.62 and 167,730.44

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Solution

The fourth proportional to 404,535.56, 606,460.62 and 167,730.44 is: 251,453.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,535.56 : 606,460.62 = 167,730.44 : x
  2. Step 2: Convert to fraction form
    404,535.56/606,460.62 = 167,730.44/x
  3. Step 3: Cross multiply
    404,535.56x = 606,460.62 × 167,730.44
  4. Step 4: Simplify right side
    404,535.56x = 101,721,906,635.27
  5. Step 5: Solve for x
    x = 101,721,906,635.27/404,535.56
  6. Step 6: Final answer
    x = 251,453.56

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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.