Finding the Fourth Proportional to 5,204,636.53, 7,183,152.62 and 2,999,070.25
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Solution
The fourth proportional to 5,204,636.53, 7,183,152.62 and 2,999,070.25 is: 4,139,151.54
Step by Step Solution
- Step 1: Write the proportion equation
5,204,636.53 : 7,183,152.62 = 2,999,070.25 : x - Step 2: Convert to fraction form
5,204,636.53/7,183,152.62 = 2,999,070.25/x - Step 3: Cross multiply
5,204,636.53x = 7,183,152.62 × 2,999,070.25 - Step 4: Simplify right side
5,204,636.53x = 21,542,779,323,851.55 - Step 5: Solve for x
x = 21,542,779,323,851.55/5,204,636.53 - Step 6: Final answer
x = 4,139,151.54
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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.