Home / 764,469.70-1,146,704.55-717,813.70

Finding the Fourth Proportional to 764,469.70, 1,146,704.55 and 717,813.70

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Solution

The fourth proportional to 764,469.70, 1,146,704.55 and 717,813.70 is: 1,076,720.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,469.70 : 1,146,704.55 = 717,813.70 : x
  2. Step 2: Convert to fraction form
    764,469.70/1,146,704.55 = 717,813.70/x
  3. Step 3: Cross multiply
    764,469.70x = 1,146,704.55 × 717,813.70
  4. Step 4: Simplify right side
    764,469.70x = 823,120,235,842.34
  5. Step 5: Solve for x
    x = 823,120,235,842.34/764,469.70
  6. Step 6: Final answer
    x = 1,076,720.55

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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.