Finding the Fourth Proportional to 5,030,160.67, 6,941,622.81 and 2,738,320.75
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Solution
The fourth proportional to 5,030,160.67, 6,941,622.81 and 2,738,320.75 is: 3,778,883.23
Step by Step Solution
- Step 1: Write the proportion equation
5,030,160.67 : 6,941,622.81 = 2,738,320.75 : x - Step 2: Convert to fraction form
5,030,160.67/6,941,622.81 = 2,738,320.75/x - Step 3: Cross multiply
5,030,160.67x = 6,941,622.81 × 2,738,320.75 - Step 4: Simplify right side
5,030,160.67x = 19,008,389,779,296.30 - Step 5: Solve for x
x = 19,008,389,779,296.30/5,030,160.67 - Step 6: Final answer
x = 3,778,883.23
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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.