Finding the Fourth Proportional to 5,988,200.40, 8,263,716.12 and 3,271,946.40
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Solution
The fourth proportional to 5,988,200.40, 8,263,716.12 and 3,271,946.40 is: 4,515,285.80
Step by Step Solution
- Step 1: Write the proportion equation
5,988,200.40 : 8,263,716.12 = 3,271,946.40 : x - Step 2: Convert to fraction form
5,988,200.40/8,263,716.12 = 3,271,946.40/x - Step 3: Cross multiply
5,988,200.40x = 8,263,716.12 × 3,271,946.40 - Step 4: Simplify right side
5,988,200.40x = 27,038,436,209,455.97 - Step 5: Solve for x
x = 27,038,436,209,455.97/5,988,200.40 - Step 6: Final answer
x = 4,515,285.80
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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.