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Finding the Fourth Proportional to 242,370.89, 363,722.36 and 84,599.33

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Solution

The fourth proportional to 242,370.89, 363,722.36 and 84,599.33 is: 126,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,370.89 : 363,722.36 = 84,599.33 : x
  2. Step 2: Convert to fraction form
    242,370.89/363,722.36 = 84,599.33/x
  3. Step 3: Cross multiply
    242,370.89x = 363,722.36 × 84,599.33
  4. Step 4: Simplify right side
    242,370.89x = 30,770,665,720.41
  5. Step 5: Solve for x
    x = 30,770,665,720.41/242,370.89
  6. Step 6: Final answer
    x = 126,956.94

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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.