Finding the Fourth Proportional to 4,523,413.68, 6,242,358.96 and 2,458,429.20
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Solution
The fourth proportional to 4,523,413.68, 6,242,358.96 and 2,458,429.20 is: 3,392,658.43
Step by Step Solution
- Step 1: Write the proportion equation
4,523,413.68 : 6,242,358.96 = 2,458,429.20 : x - Step 2: Convert to fraction form
4,523,413.68/6,242,358.96 = 2,458,429.20/x - Step 3: Cross multiply
4,523,413.68x = 6,242,358.96 × 2,458,429.20 - Step 4: Simplify right side
4,523,413.68x = 15,346,397,544,145.63 - Step 5: Solve for x
x = 15,346,397,544,145.63/4,523,413.68 - Step 6: Final answer
x = 3,392,658.43
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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.