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Finding the Fourth Proportional to 3,069.67, 4,234.56 and 1,810.12

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Solution

The fourth proportional to 3,069.67, 4,234.56 and 1,810.12 is: 2,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.67 : 4,234.56 = 1,810.12 : x
  2. Step 2: Convert to fraction form
    3,069.67/4,234.56 = 1,810.12/x
  3. Step 3: Cross multiply
    3,069.67x = 4,234.56 × 1,810.12
  4. Step 4: Simplify right side
    3,069.67x = 7,665,061.75
  5. Step 5: Solve for x
    x = 7,665,061.75/3,069.67
  6. Step 6: Final answer
    x = 2,497.03

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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.