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Finding the Fourth Proportional to 299,086.21, 412,727.56 and 164,950.21

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Solution

The fourth proportional to 299,086.21, 412,727.56 and 164,950.21 is: 227,625.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,086.21 : 412,727.56 = 164,950.21 : x
  2. Step 2: Convert to fraction form
    299,086.21/412,727.56 = 164,950.21/x
  3. Step 3: Cross multiply
    299,086.21x = 412,727.56 × 164,950.21
  4. Step 4: Simplify right side
    299,086.21x = 68,079,497,694.79
  5. Step 5: Solve for x
    x = 68,079,497,694.79/299,086.21
  6. Step 6: Final answer
    x = 227,625.00

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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.