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Finding the Fourth Proportional to 5,872.44, 8,808.88 and 2,175.60

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Solution

The fourth proportional to 5,872.44, 8,808.88 and 2,175.60 is: 3,263.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.44 : 8,808.88 = 2,175.60 : x
  2. Step 2: Convert to fraction form
    5,872.44/8,808.88 = 2,175.60/x
  3. Step 3: Cross multiply
    5,872.44x = 8,808.88 × 2,175.60
  4. Step 4: Simplify right side
    5,872.44x = 19,164,599.33
  5. Step 5: Solve for x
    x = 19,164,599.33/5,872.44
  6. Step 6: Final answer
    x = 3,263.48

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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.