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Finding the Fourth Proportional to 2,009.28, 2,775.06 and 1,344.99

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Solution

The fourth proportional to 2,009.28, 2,775.06 and 1,344.99 is: 1,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.28 : 2,775.06 = 1,344.99 : x
  2. Step 2: Convert to fraction form
    2,009.28/2,775.06 = 1,344.99/x
  3. Step 3: Cross multiply
    2,009.28x = 2,775.06 × 1,344.99
  4. Step 4: Simplify right side
    2,009.28x = 3,732,427.95
  5. Step 5: Solve for x
    x = 3,732,427.95/2,009.28
  6. Step 6: Final answer
    x = 1,857.59

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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.