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Finding the Fourth Proportional to 529,661.63, 794,380.37 and 174,591.25

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Solution

The fourth proportional to 529,661.63, 794,380.37 and 174,591.25 is: 261,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,661.63 : 794,380.37 = 174,591.25 : x
  2. Step 2: Convert to fraction form
    529,661.63/794,380.37 = 174,591.25/x
  3. Step 3: Cross multiply
    529,661.63x = 794,380.37 × 174,591.25
  4. Step 4: Simplify right side
    529,661.63x = 138,691,858,914.86
  5. Step 5: Solve for x
    x = 138,691,858,914.86/529,661.63
  6. Step 6: Final answer
    x = 261,849.93

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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.