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Finding the Fourth Proportional to 2,846.56, 4,269.84 and 1,092.32

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Solution

The fourth proportional to 2,846.56, 4,269.84 and 1,092.32 is: 1,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.56 : 4,269.84 = 1,092.32 : x
  2. Step 2: Convert to fraction form
    2,846.56/4,269.84 = 1,092.32/x
  3. Step 3: Cross multiply
    2,846.56x = 4,269.84 × 1,092.32
  4. Step 4: Simplify right side
    2,846.56x = 4,664,031.63
  5. Step 5: Solve for x
    x = 4,664,031.63/2,846.56
  6. Step 6: Final answer
    x = 1,638.48

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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.