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Finding the Fourth Proportional to 627,793.26, 866,350.44 and 341,313.36

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Solution

The fourth proportional to 627,793.26, 866,350.44 and 341,313.36 is: 471,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,793.26 : 866,350.44 = 341,313.36 : x
  2. Step 2: Convert to fraction form
    627,793.26/866,350.44 = 341,313.36/x
  3. Step 3: Cross multiply
    627,793.26x = 866,350.44 × 341,313.36
  4. Step 4: Simplify right side
    627,793.26x = 295,696,979,613.88
  5. Step 5: Solve for x
    x = 295,696,979,613.88/627,793.26
  6. Step 6: Final answer
    x = 471,010.12

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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.