Finding the Fourth Proportional to 1,167,809.24, 1,611,301.02 and 658,413.20
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Solution
The fourth proportional to 1,167,809.24, 1,611,301.02 and 658,413.20 is: 908,454.76
Step by Step Solution
- Step 1: Write the proportion equation
1,167,809.24 : 1,611,301.02 = 658,413.20 : x - Step 2: Convert to fraction form
1,167,809.24/1,611,301.02 = 658,413.20/x - Step 3: Cross multiply
1,167,809.24x = 1,611,301.02 × 658,413.20 - Step 4: Simplify right side
1,167,809.24x = 1,060,901,860,741.46 - Step 5: Solve for x
x = 1,060,901,860,741.46/1,167,809.24 - Step 6: Final answer
x = 908,454.76
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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.