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Finding the Fourth Proportional to 19,008, 26,231.04 and 10,626.48

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Solution

The fourth proportional to 19,008, 26,231.04 and 10,626.48 is: 14,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008 : 26,231.04 = 10,626.48 : x
  2. Step 2: Convert to fraction form
    19,008/26,231.04 = 10,626.48/x
  3. Step 3: Cross multiply
    19,008x = 26,231.04 × 10,626.48
  4. Step 4: Simplify right side
    19,008x = 278,743,621.94
  5. Step 5: Solve for x
    x = 278,743,621.94/19,008
  6. Step 6: Final answer
    x = 14,664.54

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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.