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Finding the Fourth Proportional to 504,201.78, 755,844.93 and 251,559.54

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Solution

The fourth proportional to 504,201.78, 755,844.93 and 251,559.54 is: 377,110.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,201.78 : 755,844.93 = 251,559.54 : x
  2. Step 2: Convert to fraction form
    504,201.78/755,844.93 = 251,559.54/x
  3. Step 3: Cross multiply
    504,201.78x = 755,844.93 × 251,559.54
  4. Step 4: Simplify right side
    504,201.78x = 190,140,002,902.13
  5. Step 5: Solve for x
    x = 190,140,002,902.13/504,201.78
  6. Step 6: Final answer
    x = 377,110.93

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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.