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Finding the Fourth Proportional to 4,616.82, 6,371.22 and 2,520.96

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Solution

The fourth proportional to 4,616.82, 6,371.22 and 2,520.96 is: 3,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,616.82 : 6,371.22 = 2,520.96 : x
  2. Step 2: Convert to fraction form
    4,616.82/6,371.22 = 2,520.96/x
  3. Step 3: Cross multiply
    4,616.82x = 6,371.22 × 2,520.96
  4. Step 4: Simplify right side
    4,616.82x = 16,061,590.77
  5. Step 5: Solve for x
    x = 16,061,590.77/4,616.82
  6. Step 6: Final answer
    x = 3,478.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.