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Finding the Fourth Proportional to 4,245, 5,857.83 and 2,356.62

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Solution

The fourth proportional to 4,245, 5,857.83 and 2,356.62 is: 3,251.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,245 : 5,857.83 = 2,356.62 : x
  2. Step 2: Convert to fraction form
    4,245/5,857.83 = 2,356.62/x
  3. Step 3: Cross multiply
    4,245x = 5,857.83 × 2,356.62
  4. Step 4: Simplify right side
    4,245x = 13,804,679.33
  5. Step 5: Solve for x
    x = 13,804,679.33/4,245
  6. Step 6: Final answer
    x = 3,251.99

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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.