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Finding the Fourth Proportional to 2,082.62, 2,873.72 and 1,769.15

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Solution

The fourth proportional to 2,082.62, 2,873.72 and 1,769.15 is: 2,441.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.62 : 2,873.72 = 1,769.15 : x
  2. Step 2: Convert to fraction form
    2,082.62/2,873.72 = 1,769.15/x
  3. Step 3: Cross multiply
    2,082.62x = 2,873.72 × 1,769.15
  4. Step 4: Simplify right side
    2,082.62x = 5,084,031.79
  5. Step 5: Solve for x
    x = 5,084,031.79/2,082.62
  6. Step 6: Final answer
    x = 2,441.18

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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.