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Finding the Fourth Proportional to 2,061.78, 3,092.75 and 675.11

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Solution

The fourth proportional to 2,061.78, 3,092.75 and 675.11 is: 1,012.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061.78 : 3,092.75 = 675.11 : x
  2. Step 2: Convert to fraction form
    2,061.78/3,092.75 = 675.11/x
  3. Step 3: Cross multiply
    2,061.78x = 3,092.75 × 675.11
  4. Step 4: Simplify right side
    2,061.78x = 2,087,946.45
  5. Step 5: Solve for x
    x = 2,087,946.45/2,061.78
  6. Step 6: Final answer
    x = 1,012.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.