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Finding the Fourth Proportional to 341,183, 512,217.97 and 262,352.58

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Solution

The fourth proportional to 341,183, 512,217.97 and 262,352.58 is: 393,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,183 : 512,217.97 = 262,352.58 : x
  2. Step 2: Convert to fraction form
    341,183/512,217.97 = 262,352.58/x
  3. Step 3: Cross multiply
    341,183x = 512,217.97 × 262,352.58
  4. Step 4: Simplify right side
    341,183x = 134,381,705,951.86
  5. Step 5: Solve for x
    x = 134,381,705,951.86/341,183
  6. Step 6: Final answer
    x = 393,869.88

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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.