Finding the Fourth Proportional to 704,413.24, 1,056,781.04 and 305,120.48
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Solution
The fourth proportional to 704,413.24, 1,056,781.04 and 305,120.48 is: 457,750.54
Step by Step Solution
- Step 1: Write the proportion equation
704,413.24 : 1,056,781.04 = 305,120.48 : x - Step 2: Convert to fraction form
704,413.24/1,056,781.04 = 305,120.48/x - Step 3: Cross multiply
704,413.24x = 1,056,781.04 × 305,120.48 - Step 4: Simplify right side
704,413.24x = 322,445,538,179.70 - Step 5: Solve for x
x = 322,445,538,179.70/704,413.24 - Step 6: Final answer
x = 457,750.54
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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.