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Finding the Fourth Proportional to 436,476.33, 654,874.41 and 183,820.42

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Solution

The fourth proportional to 436,476.33, 654,874.41 and 183,820.42 is: 275,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,476.33 : 654,874.41 = 183,820.42 : x
  2. Step 2: Convert to fraction form
    436,476.33/654,874.41 = 183,820.42/x
  3. Step 3: Cross multiply
    436,476.33x = 654,874.41 × 183,820.42
  4. Step 4: Simplify right side
    436,476.33x = 120,379,285,819.08
  5. Step 5: Solve for x
    x = 120,379,285,819.08/436,476.33
  6. Step 6: Final answer
    x = 275,797.97

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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.