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Finding the Fourth Proportional to 2,030.82, 2,802.78 and 1,323.42

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Solution

The fourth proportional to 2,030.82, 2,802.78 and 1,323.42 is: 1,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.82 : 2,802.78 = 1,323.42 : x
  2. Step 2: Convert to fraction form
    2,030.82/2,802.78 = 1,323.42/x
  3. Step 3: Cross multiply
    2,030.82x = 2,802.78 × 1,323.42
  4. Step 4: Simplify right side
    2,030.82x = 3,709,255.11
  5. Step 5: Solve for x
    x = 3,709,255.11/2,030.82
  6. Step 6: Final answer
    x = 1,826.48

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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.