Finding the Fourth Proportional to 5,988,506.40, 8,982,759.60 and 2,201,497.20
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Solution
The fourth proportional to 5,988,506.40, 8,982,759.60 and 2,201,497.20 is: 3,302,245.80
Step by Step Solution
- Step 1: Write the proportion equation
5,988,506.40 : 8,982,759.60 = 2,201,497.20 : x - Step 2: Convert to fraction form
5,988,506.40/8,982,759.60 = 2,201,497.20/x - Step 3: Cross multiply
5,988,506.40x = 8,982,759.60 × 2,201,497.20 - Step 4: Simplify right side
5,988,506.40x = 19,775,520,107,673.12 - Step 5: Solve for x
x = 19,775,520,107,673.12/5,988,506.40 - Step 6: Final answer
x = 3,302,245.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.