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Finding the Fourth Proportional to 2,063.99, 2,848.29 and 1,119.78

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Solution

The fourth proportional to 2,063.99, 2,848.29 and 1,119.78 is: 1,545.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.99 : 2,848.29 = 1,119.78 : x
  2. Step 2: Convert to fraction form
    2,063.99/2,848.29 = 1,119.78/x
  3. Step 3: Cross multiply
    2,063.99x = 2,848.29 × 1,119.78
  4. Step 4: Simplify right side
    2,063.99x = 3,189,453.98
  5. Step 5: Solve for x
    x = 3,189,453.98/2,063.99
  6. Step 6: Final answer
    x = 1,545.28

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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.