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Finding the Fourth Proportional to 606,404.04, 909,696.84 and 195,936.12

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Solution

The fourth proportional to 606,404.04, 909,696.84 and 195,936.12 is: 293,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,404.04 : 909,696.84 = 195,936.12 : x
  2. Step 2: Convert to fraction form
    606,404.04/909,696.84 = 195,936.12/x
  3. Step 3: Cross multiply
    606,404.04x = 909,696.84 × 195,936.12
  4. Step 4: Simplify right side
    606,404.04x = 178,242,469,205.86
  5. Step 5: Solve for x
    x = 178,242,469,205.86/606,404.04
  6. Step 6: Final answer
    x = 293,933.51

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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.