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Finding the Fourth Proportional to 2,381.54, 3,287.59 and 1,792.26

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Solution

The fourth proportional to 2,381.54, 3,287.59 and 1,792.26 is: 2,474.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.54 : 3,287.59 = 1,792.26 : x
  2. Step 2: Convert to fraction form
    2,381.54/3,287.59 = 1,792.26/x
  3. Step 3: Cross multiply
    2,381.54x = 3,287.59 × 1,792.26
  4. Step 4: Simplify right side
    2,381.54x = 5,892,211.57
  5. Step 5: Solve for x
    x = 5,892,211.57/2,381.54
  6. Step 6: Final answer
    x = 2,474.12

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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.