Home / 828,936.44-1,243,404.59-229,897.59

Finding the Fourth Proportional to 828,936.44, 1,243,404.59 and 229,897.59

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Solution

The fourth proportional to 828,936.44, 1,243,404.59 and 229,897.59 is: 344,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,936.44 : 1,243,404.59 = 229,897.59 : x
  2. Step 2: Convert to fraction form
    828,936.44/1,243,404.59 = 229,897.59/x
  3. Step 3: Cross multiply
    828,936.44x = 1,243,404.59 × 229,897.59
  4. Step 4: Simplify right side
    828,936.44x = 285,855,718,635.94
  5. Step 5: Solve for x
    x = 285,855,718,635.94/828,936.44
  6. Step 6: Final answer
    x = 344,846.37

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Double scale
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Similar ratio
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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.