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Finding the Fourth Proportional to 1,364.03, 2,033.78 and 1,339.42

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Solution

The fourth proportional to 1,364.03, 2,033.78 and 1,339.42 is: 1,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.03 : 2,033.78 = 1,339.42 : x
  2. Step 2: Convert to fraction form
    1,364.03/2,033.78 = 1,339.42/x
  3. Step 3: Cross multiply
    1,364.03x = 2,033.78 × 1,339.42
  4. Step 4: Simplify right side
    1,364.03x = 2,724,085.61
  5. Step 5: Solve for x
    x = 2,724,085.61/1,364.03
  6. Step 6: Final answer
    x = 1,997.09

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.