Finding the Fourth Proportional to 1,163,413.44, 1,745,120.66 and 364,757.22
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Solution
The fourth proportional to 1,163,413.44, 1,745,120.66 and 364,757.22 is: 547,135.99
Step by Step Solution
- Step 1: Write the proportion equation
1,163,413.44 : 1,745,120.66 = 364,757.22 : x - Step 2: Convert to fraction form
1,163,413.44/1,745,120.66 = 364,757.22/x - Step 3: Cross multiply
1,163,413.44x = 1,745,120.66 × 364,757.22 - Step 4: Simplify right side
1,163,413.44x = 636,545,358,682.38 - Step 5: Solve for x
x = 636,545,358,682.38/1,163,413.44 - Step 6: Final answer
x = 547,135.99
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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.