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Finding the Fourth Proportional to 311,992.08, 468,027 and 101,573.52

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Solution

The fourth proportional to 311,992.08, 468,027 and 101,573.52 is: 152,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,992.08 : 468,027 = 101,573.52 : x
  2. Step 2: Convert to fraction form
    311,992.08/468,027 = 101,573.52/x
  3. Step 3: Cross multiply
    311,992.08x = 468,027 × 101,573.52
  4. Step 4: Simplify right side
    311,992.08x = 47,539,149,845.04
  5. Step 5: Solve for x
    x = 47,539,149,845.04/311,992.08
  6. Step 6: Final answer
    x = 152,372.94

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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.