Finding the Fourth Proportional to 5,701,708.80, 7,865,375.04 and 3,525,556.32
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Solution
The fourth proportional to 5,701,708.80, 7,865,375.04 and 3,525,556.32 is: 4,863,423.17
Step by Step Solution
- Step 1: Write the proportion equation
5,701,708.80 : 7,865,375.04 = 3,525,556.32 : x - Step 2: Convert to fraction form
5,701,708.80/7,865,375.04 = 3,525,556.32/x - Step 3: Cross multiply
5,701,708.80x = 7,865,375.04 × 3,525,556.32 - Step 4: Simplify right side
5,701,708.80x = 27,729,822,681,442.25 - Step 5: Solve for x
x = 27,729,822,681,442.25/5,701,708.80 - Step 6: Final answer
x = 4,863,423.17
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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.