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Finding the Fourth Proportional to 2,700.66, 3,726.91 and 1,458.66

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Solution

The fourth proportional to 2,700.66, 3,726.91 and 1,458.66 is: 2,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700.66 : 3,726.91 = 1,458.66 : x
  2. Step 2: Convert to fraction form
    2,700.66/3,726.91 = 1,458.66/x
  3. Step 3: Cross multiply
    2,700.66x = 3,726.91 × 1,458.66
  4. Step 4: Simplify right side
    2,700.66x = 5,436,277.93
  5. Step 5: Solve for x
    x = 5,436,277.93/2,700.66
  6. Step 6: Final answer
    x = 2,012.95

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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.