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Finding the Fourth Proportional to 3,101.44, 4,651.44 and 1,804

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Solution

The fourth proportional to 3,101.44, 4,651.44 and 1,804 is: 2,705.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.44 : 4,651.44 = 1,804 : x
  2. Step 2: Convert to fraction form
    3,101.44/4,651.44 = 1,804/x
  3. Step 3: Cross multiply
    3,101.44x = 4,651.44 × 1,804
  4. Step 4: Simplify right side
    3,101.44x = 8,391,197.76
  5. Step 5: Solve for x
    x = 8,391,197.76/3,101.44
  6. Step 6: Final answer
    x = 2,705.58

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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.