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Finding the Fourth Proportional to 300,652.26, 414,906.78 and 171,588.17

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Solution

The fourth proportional to 300,652.26, 414,906.78 and 171,588.17 is: 236,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,652.26 : 414,906.78 = 171,588.17 : x
  2. Step 2: Convert to fraction form
    300,652.26/414,906.78 = 171,588.17/x
  3. Step 3: Cross multiply
    300,652.26x = 414,906.78 × 171,588.17
  4. Step 4: Simplify right side
    300,652.26x = 71,193,095,100.79
  5. Step 5: Solve for x
    x = 71,193,095,100.79/300,652.26
  6. Step 6: Final answer
    x = 236,795.48

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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.