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Finding the Fourth Proportional to 12,325.36, 17,009.04 and 6,736.48

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Solution

The fourth proportional to 12,325.36, 17,009.04 and 6,736.48 is: 9,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.36 : 17,009.04 = 6,736.48 : x
  2. Step 2: Convert to fraction form
    12,325.36/17,009.04 = 6,736.48/x
  3. Step 3: Cross multiply
    12,325.36x = 17,009.04 × 6,736.48
  4. Step 4: Simplify right side
    12,325.36x = 114,581,057.78
  5. Step 5: Solve for x
    x = 114,581,057.78/12,325.36
  6. Step 6: Final answer
    x = 9,296.37

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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.