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Finding the Fourth Proportional to 392,622.44, 588,995.62 and 167,984.33

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Solution

The fourth proportional to 392,622.44, 588,995.62 and 167,984.33 is: 252,003.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,622.44 : 588,995.62 = 167,984.33 : x
  2. Step 2: Convert to fraction form
    392,622.44/588,995.62 = 167,984.33/x
  3. Step 3: Cross multiply
    392,622.44x = 588,995.62 × 167,984.33
  4. Step 4: Simplify right side
    392,622.44x = 98,942,034,598.63
  5. Step 5: Solve for x
    x = 98,942,034,598.63/392,622.44
  6. Step 6: Final answer
    x = 252,003.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.