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Finding the Fourth Proportional to 336,694.62, 464,718.36 and 193,537.86

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Solution

The fourth proportional to 336,694.62, 464,718.36 and 193,537.86 is: 267,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,694.62 : 464,718.36 = 193,537.86 : x
  2. Step 2: Convert to fraction form
    336,694.62/464,718.36 = 193,537.86/x
  3. Step 3: Cross multiply
    336,694.62x = 464,718.36 × 193,537.86
  4. Step 4: Simplify right side
    336,694.62x = 89,940,595,880.18
  5. Step 5: Solve for x
    x = 89,940,595,880.18/336,694.62
  6. Step 6: Final answer
    x = 267,128.10

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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.