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Finding the Fourth Proportional to 2,374.82, 3,560.86 and 793.29

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Solution

The fourth proportional to 2,374.82, 3,560.86 and 793.29 is: 1,189.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.82 : 3,560.86 = 793.29 : x
  2. Step 2: Convert to fraction form
    2,374.82/3,560.86 = 793.29/x
  3. Step 3: Cross multiply
    2,374.82x = 3,560.86 × 793.29
  4. Step 4: Simplify right side
    2,374.82x = 2,824,808.97
  5. Step 5: Solve for x
    x = 2,824,808.97/2,374.82
  6. Step 6: Final answer
    x = 1,189.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.