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Finding the Fourth Proportional to 3,467.30, 5,200.95 and 3,305.30

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Solution

The fourth proportional to 3,467.30, 5,200.95 and 3,305.30 is: 4,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.30 : 5,200.95 = 3,305.30 : x
  2. Step 2: Convert to fraction form
    3,467.30/5,200.95 = 3,305.30/x
  3. Step 3: Cross multiply
    3,467.30x = 5,200.95 × 3,305.30
  4. Step 4: Simplify right side
    3,467.30x = 17,190,700.04
  5. Step 5: Solve for x
    x = 17,190,700.04/3,467.30
  6. Step 6: Final answer
    x = 4,957.95

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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.