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Finding the Fourth Proportional to 273,936.62, 410,166.57 and 178,931.54

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Solution

The fourth proportional to 273,936.62, 410,166.57 and 178,931.54 is: 267,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,936.62 : 410,166.57 = 178,931.54 : x
  2. Step 2: Convert to fraction form
    273,936.62/410,166.57 = 178,931.54/x
  3. Step 3: Cross multiply
    273,936.62x = 410,166.57 × 178,931.54
  4. Step 4: Simplify right side
    273,936.62x = 73,391,736,026.62
  5. Step 5: Solve for x
    x = 73,391,736,026.62/273,936.62
  6. Step 6: Final answer
    x = 267,915.02

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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.