Finding the Fourth Proportional to 729,029.84, 1,093,577.88 and 223,553.84
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Solution
The fourth proportional to 729,029.84, 1,093,577.88 and 223,553.84 is: 335,340.92
Step by Step Solution
- Step 1: Write the proportion equation
729,029.84 : 1,093,577.88 = 223,553.84 : x - Step 2: Convert to fraction form
729,029.84/1,093,577.88 = 223,553.84/x - Step 3: Cross multiply
729,029.84x = 1,093,577.88 × 223,553.84 - Step 4: Simplify right side
729,029.84x = 244,473,534,413.06 - Step 5: Solve for x
x = 244,473,534,413.06/729,029.84 - Step 6: Final answer
x = 335,340.92
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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.