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Finding the Fourth Proportional to 4,609.88, 6,362.17 and 2,620.73

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Solution

The fourth proportional to 4,609.88, 6,362.17 and 2,620.73 is: 3,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609.88 : 6,362.17 = 2,620.73 : x
  2. Step 2: Convert to fraction form
    4,609.88/6,362.17 = 2,620.73/x
  3. Step 3: Cross multiply
    4,609.88x = 6,362.17 × 2,620.73
  4. Step 4: Simplify right side
    4,609.88x = 16,673,539.14
  5. Step 5: Solve for x
    x = 16,673,539.14/4,609.88
  6. Step 6: Final answer
    x = 3,616.92

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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.