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Finding the Fourth Proportional to 2,296.89, 3,443.40 and 835.20

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Solution

The fourth proportional to 2,296.89, 3,443.40 and 835.20 is: 1,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.89 : 3,443.40 = 835.20 : x
  2. Step 2: Convert to fraction form
    2,296.89/3,443.40 = 835.20/x
  3. Step 3: Cross multiply
    2,296.89x = 3,443.40 × 835.20
  4. Step 4: Simplify right side
    2,296.89x = 2,875,927.68
  5. Step 5: Solve for x
    x = 2,875,927.68/2,296.89
  6. Step 6: Final answer
    x = 1,252.10

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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.