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Finding the Third Proportional to 193,704.75 and 426,559.50

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Solution

The third proportional to 193,704.75 and 426,559.50 is: 939,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,704.75 : 426,559.50 = 426,559.50 : x
  2. Step 2: Convert to fraction form
    193,704.75/426,559.50 = 426,559.50/x
  3. Step 3: Cross multiply
    193,704.75x = 426,559.50 × 426,559.50
  4. Step 4: Simplify right side
    193,704.75x = 181,953,007,040.25
  5. Step 5: Solve for x
    x = 181,953,007,040.25/193,704.75
  6. Step 6: Final answer
    x = 939,331.67

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.