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Finding the Fourth Proportional to 339,001.26, 467,805.61 and 186,036

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Solution

The fourth proportional to 339,001.26, 467,805.61 and 186,036 is: 256,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,001.26 : 467,805.61 = 186,036 : x
  2. Step 2: Convert to fraction form
    339,001.26/467,805.61 = 186,036/x
  3. Step 3: Cross multiply
    339,001.26x = 467,805.61 × 186,036
  4. Step 4: Simplify right side
    339,001.26x = 87,028,684,461.96
  5. Step 5: Solve for x
    x = 87,028,684,461.96/339,001.26
  6. Step 6: Final answer
    x = 256,720.83

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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.