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Finding the Fourth Proportional to 9,326.54, 13,983.86 and 5,169.26

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Solution

The fourth proportional to 9,326.54, 13,983.86 and 5,169.26 is: 7,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.54 : 13,983.86 = 5,169.26 : x
  2. Step 2: Convert to fraction form
    9,326.54/13,983.86 = 5,169.26/x
  3. Step 3: Cross multiply
    9,326.54x = 13,983.86 × 5,169.26
  4. Step 4: Simplify right side
    9,326.54x = 72,286,208.14
  5. Step 5: Solve for x
    x = 72,286,208.14/9,326.54
  6. Step 6: Final answer
    x = 7,750.59

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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.