Finding the Fourth Proportional to 5,207,850.66, 7,200,547.80 and 4,561,415.99
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Solution
The fourth proportional to 5,207,850.66, 7,200,547.80 and 4,561,415.99 is: 6,306,765.69
Step by Step Solution
- Step 1: Write the proportion equation
5,207,850.66 : 7,200,547.80 = 4,561,415.99 : x - Step 2: Convert to fraction form
5,207,850.66/7,200,547.80 = 4,561,415.99/x - Step 3: Cross multiply
5,207,850.66x = 7,200,547.80 × 4,561,415.99 - Step 4: Simplify right side
5,207,850.66x = 32,844,693,871,679.32 - Step 5: Solve for x
x = 32,844,693,871,679.32/5,207,850.66 - Step 6: Final answer
x = 6,306,765.69
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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.