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Finding the Fourth Proportional to 234,183.60, 351,276.21 and 56,690.34

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Solution

The fourth proportional to 234,183.60, 351,276.21 and 56,690.34 is: 85,035.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,183.60 : 351,276.21 = 56,690.34 : x
  2. Step 2: Convert to fraction form
    234,183.60/351,276.21 = 56,690.34/x
  3. Step 3: Cross multiply
    234,183.60x = 351,276.21 × 56,690.34
  4. Step 4: Simplify right side
    234,183.60x = 19,913,967,778.81
  5. Step 5: Solve for x
    x = 19,913,967,778.81/234,183.60
  6. Step 6: Final answer
    x = 85,035.71

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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.