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Finding the Fourth Proportional to 263,736.39, 395,599.01 and 64,057.71

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Solution

The fourth proportional to 263,736.39, 395,599.01 and 64,057.71 is: 96,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,736.39 : 395,599.01 = 64,057.71 : x
  2. Step 2: Convert to fraction form
    263,736.39/395,599.01 = 64,057.71/x
  3. Step 3: Cross multiply
    263,736.39x = 395,599.01 × 64,057.71
  4. Step 4: Simplify right side
    263,736.39x = 25,341,166,338.58
  5. Step 5: Solve for x
    x = 25,341,166,338.58/263,736.39
  6. Step 6: Final answer
    x = 96,085.21

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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.