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Finding the Fourth Proportional to 6,486.44, 8,948.18 and 6,234.96

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Solution

The fourth proportional to 6,486.44, 8,948.18 and 6,234.96 is: 8,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486.44 : 8,948.18 = 6,234.96 : x
  2. Step 2: Convert to fraction form
    6,486.44/8,948.18 = 6,234.96/x
  3. Step 3: Cross multiply
    6,486.44x = 8,948.18 × 6,234.96
  4. Step 4: Simplify right side
    6,486.44x = 55,791,544.37
  5. Step 5: Solve for x
    x = 55,791,544.37/6,486.44
  6. Step 6: Final answer
    x = 8,601.26

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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.