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Finding the Fourth Proportional to 6,757,658.96, 9,325,571.40 and 3,701,982.80

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Solution

The fourth proportional to 6,757,658.96, 9,325,571.40 and 3,701,982.80 is: 5,108,737.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,757,658.96 : 9,325,571.40 = 3,701,982.80 : x
  2. Step 2: Convert to fraction form
    6,757,658.96/9,325,571.40 = 3,701,982.80/x
  3. Step 3: Cross multiply
    6,757,658.96x = 9,325,571.40 × 3,701,982.80
  4. Step 4: Simplify right side
    6,757,658.96x = 34,523,104,922,971.92
  5. Step 5: Solve for x
    x = 34,523,104,922,971.92/6,757,658.96
  6. Step 6: Final answer
    x = 5,108,737.38

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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.