Finding the Fourth Proportional to 301,705.08, 416,413.08 and 174,421.68
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Solution
The fourth proportional to 301,705.08, 416,413.08 and 174,421.68 is: 240,736.65
Step by Step Solution
- Step 1: Write the proportion equation
301,705.08 : 416,413.08 = 174,421.68 : x - Step 2: Convert to fraction form
301,705.08/416,413.08 = 174,421.68/x - Step 3: Cross multiply
301,705.08x = 416,413.08 × 174,421.68 - Step 4: Simplify right side
301,705.08x = 72,631,468,987.57 - Step 5: Solve for x
x = 72,631,468,987.57/301,705.08 - Step 6: Final answer
x = 240,736.65
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1.5x scale
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.