Home / 689,105.88-1,033,576.56-183,704.76

Finding the Fourth Proportional to 689,105.88, 1,033,576.56 and 183,704.76

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Solution

The fourth proportional to 689,105.88, 1,033,576.56 and 183,704.76 is: 275,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,105.88 : 1,033,576.56 = 183,704.76 : x
  2. Step 2: Convert to fraction form
    689,105.88/1,033,576.56 = 183,704.76/x
  3. Step 3: Cross multiply
    689,105.88x = 1,033,576.56 × 183,704.76
  4. Step 4: Simplify right side
    689,105.88x = 189,872,933,896.43
  5. Step 5: Solve for x
    x = 189,872,933,896.43/689,105.88
  6. Step 6: Final answer
    x = 275,535.21

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Double scale
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1.5x scale

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.