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Finding the Fourth Proportional to 2,436.48, 3,654.38 and 793.05

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Solution

The fourth proportional to 2,436.48, 3,654.38 and 793.05 is: 1,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436.48 : 3,654.38 = 793.05 : x
  2. Step 2: Convert to fraction form
    2,436.48/3,654.38 = 793.05/x
  3. Step 3: Cross multiply
    2,436.48x = 3,654.38 × 793.05
  4. Step 4: Simplify right side
    2,436.48x = 2,898,102.09
  5. Step 5: Solve for x
    x = 2,898,102.09/2,436.48
  6. Step 6: Final answer
    x = 1,189.46

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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.