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Finding the Fourth Proportional to 2,191, 3,024.06 and 1,363.48

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Solution

The fourth proportional to 2,191, 3,024.06 and 1,363.48 is: 1,881.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191 : 3,024.06 = 1,363.48 : x
  2. Step 2: Convert to fraction form
    2,191/3,024.06 = 1,363.48/x
  3. Step 3: Cross multiply
    2,191x = 3,024.06 × 1,363.48
  4. Step 4: Simplify right side
    2,191x = 4,123,245.33
  5. Step 5: Solve for x
    x = 4,123,245.33/2,191
  6. Step 6: Final answer
    x = 1,881.90

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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.