Home / 693,749.80-1,040,624.70-195,113.80

Finding the Fourth Proportional to 693,749.80, 1,040,624.70 and 195,113.80

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Solution

The fourth proportional to 693,749.80, 1,040,624.70 and 195,113.80 is: 292,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,749.80 : 1,040,624.70 = 195,113.80 : x
  2. Step 2: Convert to fraction form
    693,749.80/1,040,624.70 = 195,113.80/x
  3. Step 3: Cross multiply
    693,749.80x = 1,040,624.70 × 195,113.80
  4. Step 4: Simplify right side
    693,749.80x = 203,040,239,590.86
  5. Step 5: Solve for x
    x = 203,040,239,590.86/693,749.80
  6. Step 6: Final answer
    x = 292,670.70

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Similar ratio
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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.