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Finding the Fourth Proportional to 504,778.14, 757,003.37 and 167,728.32

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Solution

The fourth proportional to 504,778.14, 757,003.37 and 167,728.32 is: 251,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,778.14 : 757,003.37 = 167,728.32 : x
  2. Step 2: Convert to fraction form
    504,778.14/757,003.37 = 167,728.32/x
  3. Step 3: Cross multiply
    504,778.14x = 757,003.37 × 167,728.32
  4. Step 4: Simplify right side
    504,778.14x = 126,970,902,645.80
  5. Step 5: Solve for x
    x = 126,970,902,645.80/504,778.14
  6. Step 6: Final answer
    x = 251,538.04

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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.