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Finding the Fourth Proportional to 4,835.97, 7,245.45 and 3,447.23

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Solution

The fourth proportional to 4,835.97, 7,245.45 and 3,447.23 is: 5,164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835.97 : 7,245.45 = 3,447.23 : x
  2. Step 2: Convert to fraction form
    4,835.97/7,245.45 = 3,447.23/x
  3. Step 3: Cross multiply
    4,835.97x = 7,245.45 × 3,447.23
  4. Step 4: Simplify right side
    4,835.97x = 24,976,696.38
  5. Step 5: Solve for x
    x = 24,976,696.38/4,835.97
  6. Step 6: Final answer
    x = 5,164.77

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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.