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Finding the Fourth Proportional to 6,608.50, 9,914.26 and 2,911.01

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Solution

The fourth proportional to 6,608.50, 9,914.26 and 2,911.01 is: 4,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.50 : 9,914.26 = 2,911.01 : x
  2. Step 2: Convert to fraction form
    6,608.50/9,914.26 = 2,911.01/x
  3. Step 3: Cross multiply
    6,608.50x = 9,914.26 × 2,911.01
  4. Step 4: Simplify right side
    6,608.50x = 28,860,525.30
  5. Step 5: Solve for x
    x = 28,860,525.30/6,608.50
  6. Step 6: Final answer
    x = 4,367.18

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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.