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Finding the Fourth Proportional to 632,418.22, 948,489.94 and 200,169.29

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Solution

The fourth proportional to 632,418.22, 948,489.94 and 200,169.29 is: 300,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,418.22 : 948,489.94 = 200,169.29 : x
  2. Step 2: Convert to fraction form
    632,418.22/948,489.94 = 200,169.29/x
  3. Step 3: Cross multiply
    632,418.22x = 948,489.94 × 200,169.29
  4. Step 4: Simplify right side
    632,418.22x = 189,858,556,175.91
  5. Step 5: Solve for x
    x = 189,858,556,175.91/632,418.22
  6. Step 6: Final answer
    x = 300,210.45

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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.