Finding the Fourth Proportional to 4,702,523.82, 6,489,550.12 and 3,523,032.80
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Solution
The fourth proportional to 4,702,523.82, 6,489,550.12 and 3,523,032.80 is: 4,861,835.65
Step by Step Solution
- Step 1: Write the proportion equation
4,702,523.82 : 6,489,550.12 = 3,523,032.80 : x - Step 2: Convert to fraction form
4,702,523.82/6,489,550.12 = 3,523,032.80/x - Step 3: Cross multiply
4,702,523.82x = 6,489,550.12 × 3,523,032.80 - Step 4: Simplify right side
4,702,523.82x = 22,862,897,930,003.93 - Step 5: Solve for x
x = 22,862,897,930,003.93/4,702,523.82 - Step 6: Final answer
x = 4,861,835.65
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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.