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Finding the Fourth Proportional to 3,522.42, 4,867.36 and 3,351.60

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Solution

The fourth proportional to 3,522.42, 4,867.36 and 3,351.60 is: 4,631.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.42 : 4,867.36 = 3,351.60 : x
  2. Step 2: Convert to fraction form
    3,522.42/4,867.36 = 3,351.60/x
  3. Step 3: Cross multiply
    3,522.42x = 4,867.36 × 3,351.60
  4. Step 4: Simplify right side
    3,522.42x = 16,313,443.78
  5. Step 5: Solve for x
    x = 16,313,443.78/3,522.42
  6. Step 6: Final answer
    x = 4,631.32

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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.