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Finding the Fourth Proportional to 635,361.09, 952,830.20 and 256,183.89

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Solution

The fourth proportional to 635,361.09, 952,830.20 and 256,183.89 is: 384,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,361.09 : 952,830.20 = 256,183.89 : x
  2. Step 2: Convert to fraction form
    635,361.09/952,830.20 = 256,183.89/x
  3. Step 3: Cross multiply
    635,361.09x = 952,830.20 × 256,183.89
  4. Step 4: Simplify right side
    635,361.09x = 244,099,747,145.48
  5. Step 5: Solve for x
    x = 244,099,747,145.48/635,361.09
  6. Step 6: Final answer
    x = 384,190.58

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1.5x scale

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.