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Finding the Fourth Proportional to 3,541.67, 5,317.98 and 1,901.42

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Solution

The fourth proportional to 3,541.67, 5,317.98 and 1,901.42 is: 2,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,541.67 : 5,317.98 = 1,901.42 : x
  2. Step 2: Convert to fraction form
    3,541.67/5,317.98 = 1,901.42/x
  3. Step 3: Cross multiply
    3,541.67x = 5,317.98 × 1,901.42
  4. Step 4: Simplify right side
    3,541.67x = 10,111,686.94
  5. Step 5: Solve for x
    x = 10,111,686.94/3,541.67
  6. Step 6: Final answer
    x = 2,855.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.