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Finding the Fourth Proportional to 2,798.17, 4,197.33 and 850.37

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Solution

The fourth proportional to 2,798.17, 4,197.33 and 850.37 is: 1,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.17 : 4,197.33 = 850.37 : x
  2. Step 2: Convert to fraction form
    2,798.17/4,197.33 = 850.37/x
  3. Step 3: Cross multiply
    2,798.17x = 4,197.33 × 850.37
  4. Step 4: Simplify right side
    2,798.17x = 3,569,262.53
  5. Step 5: Solve for x
    x = 3,569,262.53/2,798.17
  6. Step 6: Final answer
    x = 1,275.57

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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.