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Finding the Fourth Proportional to 2,903.23, 4,006.02 and 1,724.28

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Solution

The fourth proportional to 2,903.23, 4,006.02 and 1,724.28 is: 2,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.23 : 4,006.02 = 1,724.28 : x
  2. Step 2: Convert to fraction form
    2,903.23/4,006.02 = 1,724.28/x
  3. Step 3: Cross multiply
    2,903.23x = 4,006.02 × 1,724.28
  4. Step 4: Simplify right side
    2,903.23x = 6,907,500.17
  5. Step 5: Solve for x
    x = 6,907,500.17/2,903.23
  6. Step 6: Final answer
    x = 2,379.25

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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.