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Finding the Fourth Proportional to 7,596.88, 11,395.88 and 2,664.80

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Solution

The fourth proportional to 7,596.88, 11,395.88 and 2,664.80 is: 3,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,596.88 : 11,395.88 = 2,664.80 : x
  2. Step 2: Convert to fraction form
    7,596.88/11,395.88 = 2,664.80/x
  3. Step 3: Cross multiply
    7,596.88x = 11,395.88 × 2,664.80
  4. Step 4: Simplify right side
    7,596.88x = 30,367,741.02
  5. Step 5: Solve for x
    x = 30,367,741.02/7,596.88
  6. Step 6: Final answer
    x = 3,997.40

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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.