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Finding the Fourth Proportional to 2,678.01, 3,695.94 and 1,499.19

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Solution

The fourth proportional to 2,678.01, 3,695.94 and 1,499.19 is: 2,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678.01 : 3,695.94 = 1,499.19 : x
  2. Step 2: Convert to fraction form
    2,678.01/3,695.94 = 1,499.19/x
  3. Step 3: Cross multiply
    2,678.01x = 3,695.94 × 1,499.19
  4. Step 4: Simplify right side
    2,678.01x = 5,540,916.29
  5. Step 5: Solve for x
    x = 5,540,916.29/2,678.01
  6. Step 6: Final answer
    x = 2,069.04

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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.