Finding the Fourth Proportional to 7,500,250.98, 10,350,349.29 and 4,062,481.38
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Solution
The fourth proportional to 7,500,250.98, 10,350,349.29 and 4,062,481.38 is: 5,606,225.90
Step by Step Solution
- Step 1: Write the proportion equation
7,500,250.98 : 10,350,349.29 = 4,062,481.38 : x - Step 2: Convert to fraction form
7,500,250.98/10,350,349.29 = 4,062,481.38/x - Step 3: Cross multiply
7,500,250.98x = 10,350,349.29 × 4,062,481.38 - Step 4: Simplify right side
7,500,250.98x = 42,048,101,267,121.22 - Step 5: Solve for x
x = 42,048,101,267,121.22/7,500,250.98 - Step 6: Final answer
x = 5,606,225.90
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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.