Finding the Fourth Proportional to 5,416,299.88, 7,470,135.60 and 4,761,525.94
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Solution
The fourth proportional to 5,416,299.88, 7,470,135.60 and 4,761,525.94 is: 6,567,074.43
Step by Step Solution
- Step 1: Write the proportion equation
5,416,299.88 : 7,470,135.60 = 4,761,525.94 : x - Step 2: Convert to fraction form
5,416,299.88/7,470,135.60 = 4,761,525.94/x - Step 3: Cross multiply
5,416,299.88x = 7,470,135.60 × 4,761,525.94 - Step 4: Simplify right side
5,416,299.88x = 35,569,244,434,717.47 - Step 5: Solve for x
x = 35,569,244,434,717.47/5,416,299.88 - Step 6: Final answer
x = 6,567,074.43
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1.5x scale
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.