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Finding the Fourth Proportional to 3,080.01, 4,250.42 and 1,682.76

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Solution

The fourth proportional to 3,080.01, 4,250.42 and 1,682.76 is: 2,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.01 : 4,250.42 = 1,682.76 : x
  2. Step 2: Convert to fraction form
    3,080.01/4,250.42 = 1,682.76/x
  3. Step 3: Cross multiply
    3,080.01x = 4,250.42 × 1,682.76
  4. Step 4: Simplify right side
    3,080.01x = 7,152,436.15
  5. Step 5: Solve for x
    x = 7,152,436.15/3,080.01
  6. Step 6: Final answer
    x = 2,322.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.