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Finding the Fourth Proportional to 446,997.88, 616,857.08 and 245,793.88

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Solution

The fourth proportional to 446,997.88, 616,857.08 and 245,793.88 is: 339,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,997.88 : 616,857.08 = 245,793.88 : x
  2. Step 2: Convert to fraction form
    446,997.88/616,857.08 = 245,793.88/x
  3. Step 3: Cross multiply
    446,997.88x = 616,857.08 × 245,793.88
  4. Step 4: Simplify right side
    446,997.88x = 151,619,695,098.67
  5. Step 5: Solve for x
    x = 151,619,695,098.67/446,997.88
  6. Step 6: Final answer
    x = 339,195.56

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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.