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Finding the Fourth Proportional to 394,793.73, 592,416.32 and 167,071.41

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Solution

The fourth proportional to 394,793.73, 592,416.32 and 167,071.41 is: 250,702.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,793.73 : 592,416.32 = 167,071.41 : x
  2. Step 2: Convert to fraction form
    394,793.73/592,416.32 = 167,071.41/x
  3. Step 3: Cross multiply
    394,793.73x = 592,416.32 × 167,071.41
  4. Step 4: Simplify right side
    394,793.73x = 98,975,829,054.05
  5. Step 5: Solve for x
    x = 98,975,829,054.05/394,793.73
  6. Step 6: Final answer
    x = 250,702.64

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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.