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Finding the Fourth Proportional to 483,326.64, 724,997.25 and 167,793.57

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Solution

The fourth proportional to 483,326.64, 724,997.25 and 167,793.57 is: 251,692.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,326.64 : 724,997.25 = 167,793.57 : x
  2. Step 2: Convert to fraction form
    483,326.64/724,997.25 = 167,793.57/x
  3. Step 3: Cross multiply
    483,326.64x = 724,997.25 × 167,793.57
  4. Step 4: Simplify right side
    483,326.64x = 121,649,876,817.68
  5. Step 5: Solve for x
    x = 121,649,876,817.68/483,326.64
  6. Step 6: Final answer
    x = 251,692.89

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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.