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Finding the Fourth Proportional to 269,401.66, 404,087.83 and 82,413.16

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Solution

The fourth proportional to 269,401.66, 404,087.83 and 82,413.16 is: 123,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,401.66 : 404,087.83 = 82,413.16 : x
  2. Step 2: Convert to fraction form
    269,401.66/404,087.83 = 82,413.16/x
  3. Step 3: Cross multiply
    269,401.66x = 404,087.83 × 82,413.16
  4. Step 4: Simplify right side
    269,401.66x = 33,302,154,987.84
  5. Step 5: Solve for x
    x = 33,302,154,987.84/269,401.66
  6. Step 6: Final answer
    x = 123,615.26

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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.