Finding the Fourth Proportional to 4,920,536.26, 7,374,820.51 and 3,481,634.24
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Solution
The fourth proportional to 4,920,536.26, 7,374,820.51 and 3,481,634.24 is: 5,218,217.33
Step by Step Solution
- Step 1: Write the proportion equation
4,920,536.26 : 7,374,820.51 = 3,481,634.24 : x - Step 2: Convert to fraction form
4,920,536.26/7,374,820.51 = 3,481,634.24/x - Step 3: Cross multiply
4,920,536.26x = 7,374,820.51 × 3,481,634.24 - Step 4: Simplify right side
4,920,536.26x = 25,676,427,596,603.78 - Step 5: Solve for x
x = 25,676,427,596,603.78/4,920,536.26 - Step 6: Final answer
x = 5,218,217.33
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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.