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Finding the Fourth Proportional to 844,175.88, 1,165,073.88 and 481,516.60

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Solution

The fourth proportional to 844,175.88, 1,165,073.88 and 481,516.60 is: 664,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,175.88 : 1,165,073.88 = 481,516.60 : x
  2. Step 2: Convert to fraction form
    844,175.88/1,165,073.88 = 481,516.60/x
  3. Step 3: Cross multiply
    844,175.88x = 1,165,073.88 × 481,516.60
  4. Step 4: Simplify right side
    844,175.88x = 561,002,413,446.41
  5. Step 5: Solve for x
    x = 561,002,413,446.41/844,175.88
  6. Step 6: Final answer
    x = 664,556.32

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1.5x scale

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.