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Finding the Fourth Proportional to 392,524.08, 588,643.26 and 167,900.94

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Solution

The fourth proportional to 392,524.08, 588,643.26 and 167,900.94 is: 251,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,524.08 : 588,643.26 = 167,900.94 : x
  2. Step 2: Convert to fraction form
    392,524.08/588,643.26 = 167,900.94/x
  3. Step 3: Cross multiply
    392,524.08x = 588,643.26 × 167,900.94
  4. Step 4: Simplify right side
    392,524.08x = 98,833,756,678.66
  5. Step 5: Solve for x
    x = 98,833,756,678.66/392,524.08
  6. Step 6: Final answer
    x = 251,790.30

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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.