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Finding the Fourth Proportional to 2,670.06, 3,684.72 and 1,551.06

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Solution

The fourth proportional to 2,670.06, 3,684.72 and 1,551.06 is: 2,140.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.06 : 3,684.72 = 1,551.06 : x
  2. Step 2: Convert to fraction form
    2,670.06/3,684.72 = 1,551.06/x
  3. Step 3: Cross multiply
    2,670.06x = 3,684.72 × 1,551.06
  4. Step 4: Simplify right side
    2,670.06x = 5,715,221.80
  5. Step 5: Solve for x
    x = 5,715,221.80/2,670.06
  6. Step 6: Final answer
    x = 2,140.48

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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.