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Finding the Fourth Proportional to 2,290.34, 3,159.91 and 1,794.22

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Solution

The fourth proportional to 2,290.34, 3,159.91 and 1,794.22 is: 2,475.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.34 : 3,159.91 = 1,794.22 : x
  2. Step 2: Convert to fraction form
    2,290.34/3,159.91 = 1,794.22/x
  3. Step 3: Cross multiply
    2,290.34x = 3,159.91 × 1,794.22
  4. Step 4: Simplify right side
    2,290.34x = 5,669,568.06
  5. Step 5: Solve for x
    x = 5,669,568.06/2,290.34
  6. Step 6: Final answer
    x = 2,475.42

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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.