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Finding the Fourth Proportional to 1,365.45, 2,046.34 and 844.82

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Solution

The fourth proportional to 1,365.45, 2,046.34 and 844.82 is: 1,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365.45 : 2,046.34 = 844.82 : x
  2. Step 2: Convert to fraction form
    1,365.45/2,046.34 = 844.82/x
  3. Step 3: Cross multiply
    1,365.45x = 2,046.34 × 844.82
  4. Step 4: Simplify right side
    1,365.45x = 1,728,787.46
  5. Step 5: Solve for x
    x = 1,728,787.46/1,365.45
  6. Step 6: Final answer
    x = 1,266.10

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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.