Home / 328,839.69-453,874.60-192,917.30

Finding the Fourth Proportional to 328,839.69, 453,874.60 and 192,917.30

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Solution

The fourth proportional to 328,839.69, 453,874.60 and 192,917.30 is: 266,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,839.69 : 453,874.60 = 192,917.30 : x
  2. Step 2: Convert to fraction form
    328,839.69/453,874.60 = 192,917.30/x
  3. Step 3: Cross multiply
    328,839.69x = 453,874.60 × 192,917.30
  4. Step 4: Simplify right side
    328,839.69x = 87,560,262,370.58
  5. Step 5: Solve for x
    x = 87,560,262,370.58/328,839.69
  6. Step 6: Final answer
    x = 266,270.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.