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Finding the Fourth Proportional to 7,239.96, 10,859.24 and 2,308.73

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Solution

The fourth proportional to 7,239.96, 10,859.24 and 2,308.73 is: 3,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.96 : 10,859.24 = 2,308.73 : x
  2. Step 2: Convert to fraction form
    7,239.96/10,859.24 = 2,308.73/x
  3. Step 3: Cross multiply
    7,239.96x = 10,859.24 × 2,308.73
  4. Step 4: Simplify right side
    7,239.96x = 25,071,004.64
  5. Step 5: Solve for x
    x = 25,071,004.64/7,239.96
  6. Step 6: Final answer
    x = 3,462.87

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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.