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Finding the Fourth Proportional to 5,004.09, 6,905.65 and 2,796.09

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Solution

The fourth proportional to 5,004.09, 6,905.65 and 2,796.09 is: 3,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.09 : 6,905.65 = 2,796.09 : x
  2. Step 2: Convert to fraction form
    5,004.09/6,905.65 = 2,796.09/x
  3. Step 3: Cross multiply
    5,004.09x = 6,905.65 × 2,796.09
  4. Step 4: Simplify right side
    5,004.09x = 19,308,843.06
  5. Step 5: Solve for x
    x = 19,308,843.06/5,004.09
  6. Step 6: Final answer
    x = 3,858.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.