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Finding the Fourth Proportional to 9,243.55, 13,866.69 and 3,399.73

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Solution

The fourth proportional to 9,243.55, 13,866.69 and 3,399.73 is: 5,100.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.55 : 13,866.69 = 3,399.73 : x
  2. Step 2: Convert to fraction form
    9,243.55/13,866.69 = 3,399.73/x
  3. Step 3: Cross multiply
    9,243.55x = 13,866.69 × 3,399.73
  4. Step 4: Simplify right side
    9,243.55x = 47,143,001.99
  5. Step 5: Solve for x
    x = 47,143,001.99/9,243.55
  6. Step 6: Final answer
    x = 5,100.10

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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.