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Finding the Fourth Proportional to 299,233.44, 412,568.64 and 191,626.56

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Solution

The fourth proportional to 299,233.44, 412,568.64 and 191,626.56 is: 264,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,233.44 : 412,568.64 = 191,626.56 : x
  2. Step 2: Convert to fraction form
    299,233.44/412,568.64 = 191,626.56/x
  3. Step 3: Cross multiply
    299,233.44x = 412,568.64 × 191,626.56
  4. Step 4: Simplify right side
    299,233.44x = 79,059,109,247.08
  5. Step 5: Solve for x
    x = 79,059,109,247.08/299,233.44
  6. Step 6: Final answer
    x = 264,205.46

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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.