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Finding the Fourth Proportional to 336,874.76, 464,859.22 and 191,641.90

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Solution

The fourth proportional to 336,874.76, 464,859.22 and 191,641.90 is: 264,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,874.76 : 464,859.22 = 191,641.90 : x
  2. Step 2: Convert to fraction form
    336,874.76/464,859.22 = 191,641.90/x
  3. Step 3: Cross multiply
    336,874.76x = 464,859.22 × 191,641.90
  4. Step 4: Simplify right side
    336,874.76x = 89,086,504,153.32
  5. Step 5: Solve for x
    x = 89,086,504,153.32/336,874.76
  6. Step 6: Final answer
    x = 264,449.92

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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.