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Finding the Fourth Proportional to 441,396.26, 662,100.56 and 125,853.19

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Solution

The fourth proportional to 441,396.26, 662,100.56 and 125,853.19 is: 188,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,396.26 : 662,100.56 = 125,853.19 : x
  2. Step 2: Convert to fraction form
    441,396.26/662,100.56 = 125,853.19/x
  3. Step 3: Cross multiply
    441,396.26x = 662,100.56 × 125,853.19
  4. Step 4: Simplify right side
    441,396.26x = 83,327,463,637.02
  5. Step 5: Solve for x
    x = 83,327,463,637.02/441,396.26
  6. Step 6: Final answer
    x = 188,781.54

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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.