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Finding the Fourth Proportional to 6,124, 8,449.98 and 3,605.44

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Solution

The fourth proportional to 6,124, 8,449.98 and 3,605.44 is: 4,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124 : 8,449.98 = 3,605.44 : x
  2. Step 2: Convert to fraction form
    6,124/8,449.98 = 3,605.44/x
  3. Step 3: Cross multiply
    6,124x = 8,449.98 × 3,605.44
  4. Step 4: Simplify right side
    6,124x = 30,465,895.89
  5. Step 5: Solve for x
    x = 30,465,895.89/6,124
  6. Step 6: Final answer
    x = 4,974.84

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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.