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Finding the Fourth Proportional to 2,678.00, 3,695.52 and 1,499.15

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Solution

The fourth proportional to 2,678.00, 3,695.52 and 1,499.15 is: 2,068.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678.00 : 3,695.52 = 1,499.15 : x
  2. Step 2: Convert to fraction form
    2,678.00/3,695.52 = 1,499.15/x
  3. Step 3: Cross multiply
    2,678.00x = 3,695.52 × 1,499.15
  4. Step 4: Simplify right side
    2,678.00x = 5,540,120.33
  5. Step 5: Solve for x
    x = 5,540,120.33/2,678.00
  6. Step 6: Final answer
    x = 2,068.76

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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.