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Finding the Fourth Proportional to 567,697.23, 851,611.73 and 188,651.79

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Solution

The fourth proportional to 567,697.23, 851,611.73 and 188,651.79 is: 282,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,697.23 : 851,611.73 = 188,651.79 : x
  2. Step 2: Convert to fraction form
    567,697.23/851,611.73 = 188,651.79/x
  3. Step 3: Cross multiply
    567,697.23x = 851,611.73 × 188,651.79
  4. Step 4: Simplify right side
    567,697.23x = 160,658,077,249.50
  5. Step 5: Solve for x
    x = 160,658,077,249.50/567,697.23
  6. Step 6: Final answer
    x = 282,999.58

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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.