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Finding the Fourth Proportional to 701,059.36, 967,462.32 and 378,769.36

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Solution

The fourth proportional to 701,059.36, 967,462.32 and 378,769.36 is: 522,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,059.36 : 967,462.32 = 378,769.36 : x
  2. Step 2: Convert to fraction form
    701,059.36/967,462.32 = 378,769.36/x
  3. Step 3: Cross multiply
    701,059.36x = 967,462.32 × 378,769.36
  4. Step 4: Simplify right side
    701,059.36x = 366,445,083,770.52
  5. Step 5: Solve for x
    x = 366,445,083,770.52/701,059.36
  6. Step 6: Final answer
    x = 522,701.93

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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.