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Finding the Fourth Proportional to 9,698.33, 14,511.96 and 7,939.01

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Solution

The fourth proportional to 9,698.33, 14,511.96 and 7,939.01 is: 11,879.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,698.33 : 14,511.96 = 7,939.01 : x
  2. Step 2: Convert to fraction form
    9,698.33/14,511.96 = 7,939.01/x
  3. Step 3: Cross multiply
    9,698.33x = 14,511.96 × 7,939.01
  4. Step 4: Simplify right side
    9,698.33x = 115,210,631.84
  5. Step 5: Solve for x
    x = 115,210,631.84/9,698.33
  6. Step 6: Final answer
    x = 11,879.43

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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.