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Finding the Fourth Proportional to 441,876, 609,790.10 and 250,919.32

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Solution

The fourth proportional to 441,876, 609,790.10 and 250,919.32 is: 346,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,876 : 609,790.10 = 250,919.32 : x
  2. Step 2: Convert to fraction form
    441,876/609,790.10 = 250,919.32/x
  3. Step 3: Cross multiply
    441,876x = 609,790.10 × 250,919.32
  4. Step 4: Simplify right side
    441,876x = 153,008,117,234.73
  5. Step 5: Solve for x
    x = 153,008,117,234.73/441,876
  6. Step 6: Final answer
    x = 346,269.35

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Why These Related Problems?

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