Finding the Fourth Proportional to 267,521.36, 401,413.52 and 107,590.92
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Solution
The fourth proportional to 267,521.36, 401,413.52 and 107,590.92 is: 161,439.26
Step by Step Solution
- Step 1: Write the proportion equation
267,521.36 : 401,413.52 = 107,590.92 : x - Step 2: Convert to fraction form
267,521.36/401,413.52 = 107,590.92/x - Step 3: Cross multiply
267,521.36x = 401,413.52 × 107,590.92 - Step 4: Simplify right side
267,521.36x = 43,188,449,917.24 - Step 5: Solve for x
x = 43,188,449,917.24/267,521.36 - Step 6: Final answer
x = 161,439.26
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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.