Home / 693,546.50-1,040,319.76-194,910.50

Finding the Fourth Proportional to 693,546.50, 1,040,319.76 and 194,910.50

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Solution

The fourth proportional to 693,546.50, 1,040,319.76 and 194,910.50 is: 292,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,546.50 : 1,040,319.76 = 194,910.50 : x
  2. Step 2: Convert to fraction form
    693,546.50/1,040,319.76 = 194,910.50/x
  3. Step 3: Cross multiply
    693,546.50x = 1,040,319.76 × 194,910.50
  4. Step 4: Simplify right side
    693,546.50x = 202,769,244,581.48
  5. Step 5: Solve for x
    x = 202,769,244,581.48/693,546.50
  6. Step 6: Final answer
    x = 292,365.75

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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.