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Finding the Fourth Proportional to 6,627.41, 9,941.22 and 2,188.22

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Solution

The fourth proportional to 6,627.41, 9,941.22 and 2,188.22 is: 3,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.41 : 9,941.22 = 2,188.22 : x
  2. Step 2: Convert to fraction form
    6,627.41/9,941.22 = 2,188.22/x
  3. Step 3: Cross multiply
    6,627.41x = 9,941.22 × 2,188.22
  4. Step 4: Simplify right side
    6,627.41x = 21,753,526.72
  5. Step 5: Solve for x
    x = 21,753,526.72/6,627.41
  6. Step 6: Final answer
    x = 3,282.36

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1.5x scale

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.