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Finding the Fourth Proportional to 339,764.67, 468,884.25 and 186,809.25

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Solution

The fourth proportional to 339,764.67, 468,884.25 and 186,809.25 is: 257,801.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,764.67 : 468,884.25 = 186,809.25 : x
  2. Step 2: Convert to fraction form
    339,764.67/468,884.25 = 186,809.25/x
  3. Step 3: Cross multiply
    339,764.67x = 468,884.25 × 186,809.25
  4. Step 4: Simplify right side
    339,764.67x = 87,591,915,079.31
  5. Step 5: Solve for x
    x = 87,591,915,079.31/339,764.67
  6. Step 6: Final answer
    x = 257,801.72

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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.