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Finding the Fourth Proportional to 222,035.40, 306,408.63 and 120,060.62

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Solution

The fourth proportional to 222,035.40, 306,408.63 and 120,060.62 is: 165,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,035.40 : 306,408.63 = 120,060.62 : x
  2. Step 2: Convert to fraction form
    222,035.40/306,408.63 = 120,060.62/x
  3. Step 3: Cross multiply
    222,035.40x = 306,408.63 × 120,060.62
  4. Step 4: Simplify right side
    222,035.40x = 36,787,609,446.52
  5. Step 5: Solve for x
    x = 36,787,609,446.52/222,035.40
  6. Step 6: Final answer
    x = 165,683.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.