Finding the Fourth Proportional to 5,752,938.11, 7,940,413.29 and 3,306,968.00
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Solution
The fourth proportional to 5,752,938.11, 7,940,413.29 and 3,306,968.00 is: 4,564,396.86
Step by Step Solution
- Step 1: Write the proportion equation
5,752,938.11 : 7,940,413.29 = 3,306,968.00 : x - Step 2: Convert to fraction form
5,752,938.11/7,940,413.29 = 3,306,968.00/x - Step 3: Cross multiply
5,752,938.11x = 7,940,413.29 × 3,306,968.00 - Step 4: Simplify right side
5,752,938.11x = 26,258,692,617,102.66 - Step 5: Solve for x
x = 26,258,692,617,102.66/5,752,938.11 - Step 6: Final answer
x = 4,564,396.86
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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.