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Finding the Fourth Proportional to 2,392.49, 3,301.61 and 1,330.44

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Solution

The fourth proportional to 2,392.49, 3,301.61 and 1,330.44 is: 1,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.49 : 3,301.61 = 1,330.44 : x
  2. Step 2: Convert to fraction form
    2,392.49/3,301.61 = 1,330.44/x
  3. Step 3: Cross multiply
    2,392.49x = 3,301.61 × 1,330.44
  4. Step 4: Simplify right side
    2,392.49x = 4,392,587.36
  5. Step 5: Solve for x
    x = 4,392,587.36/2,392.49
  6. Step 6: Final answer
    x = 1,835.99

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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.