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Finding the Fourth Proportional to 3,273.84, 4,911.60 and 1,195

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Solution

The fourth proportional to 3,273.84, 4,911.60 and 1,195 is: 1,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273.84 : 4,911.60 = 1,195 : x
  2. Step 2: Convert to fraction form
    3,273.84/4,911.60 = 1,195/x
  3. Step 3: Cross multiply
    3,273.84x = 4,911.60 × 1,195
  4. Step 4: Simplify right side
    3,273.84x = 5,869,362
  5. Step 5: Solve for x
    x = 5,869,362/3,273.84
  6. Step 6: Final answer
    x = 1,792.81

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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.