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Finding the Fourth Proportional to 2,494,603.80, 3,741,905.70 and 897,413.40

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Solution

The fourth proportional to 2,494,603.80, 3,741,905.70 and 897,413.40 is: 1,346,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,494,603.80 : 3,741,905.70 = 897,413.40 : x
  2. Step 2: Convert to fraction form
    2,494,603.80/3,741,905.70 = 897,413.40/x
  3. Step 3: Cross multiply
    2,494,603.80x = 3,741,905.70 × 897,413.40
  4. Step 4: Simplify right side
    2,494,603.80x = 3,358,036,316,716.38
  5. Step 5: Solve for x
    x = 3,358,036,316,716.38/2,494,603.80
  6. Step 6: Final answer
    x = 1,346,120.10

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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.