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Finding the Fourth Proportional to 3,797.10, 5,696.25 and 1,605.84

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Solution

The fourth proportional to 3,797.10, 5,696.25 and 1,605.84 is: 2,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.10 : 5,696.25 = 1,605.84 : x
  2. Step 2: Convert to fraction form
    3,797.10/5,696.25 = 1,605.84/x
  3. Step 3: Cross multiply
    3,797.10x = 5,696.25 × 1,605.84
  4. Step 4: Simplify right side
    3,797.10x = 9,147,266.10
  5. Step 5: Solve for x
    x = 9,147,266.10/3,797.10
  6. Step 6: Final answer
    x = 2,409.01

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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.