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Finding the Fourth Proportional to 1,195,227, 1,649,413.30 and 658,683

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Solution

The fourth proportional to 1,195,227, 1,649,413.30 and 658,683 is: 908,982.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,227 : 1,649,413.30 = 658,683 : x
  2. Step 2: Convert to fraction form
    1,195,227/1,649,413.30 = 658,683/x
  3. Step 3: Cross multiply
    1,195,227x = 1,649,413.30 × 658,683
  4. Step 4: Simplify right side
    1,195,227x = 1,086,440,499,037.19
  5. Step 5: Solve for x
    x = 1,086,440,499,037.19/1,195,227
  6. Step 6: Final answer
    x = 908,982.56

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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.