Finding the Fourth Proportional to 5,292,868.24, 7,301,465.11 and 3,458,398.94
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Solution
The fourth proportional to 5,292,868.24, 7,301,465.11 and 3,458,398.94 is: 4,770,830.87
Step by Step Solution
- Step 1: Write the proportion equation
5,292,868.24 : 7,301,465.11 = 3,458,398.94 : x - Step 2: Convert to fraction form
5,292,868.24/7,301,465.11 = 3,458,398.94/x - Step 3: Cross multiply
5,292,868.24x = 7,301,465.11 × 3,458,398.94 - Step 4: Simplify right side
5,292,868.24x = 25,251,379,196,870.98 - Step 5: Solve for x
x = 25,251,379,196,870.98/5,292,868.24 - Step 6: Final answer
x = 4,770,830.87
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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.