Finding the Fourth Proportional to 5,880,612.80, 8,818,845.60 and 2,687,268.80
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Solution
The fourth proportional to 5,880,612.80, 8,818,845.60 and 2,687,268.80 is: 4,029,955.63
Step by Step Solution
- Step 1: Write the proportion equation
5,880,612.80 : 8,818,845.60 = 2,687,268.80 : x - Step 2: Convert to fraction form
5,880,612.80/8,818,845.60 = 2,687,268.80/x - Step 3: Cross multiply
5,880,612.80x = 8,818,845.60 × 2,687,268.80 - Step 4: Simplify right side
5,880,612.80x = 23,698,608,632,897.28 - Step 5: Solve for x
x = 23,698,608,632,897.28/5,880,612.80 - Step 6: Final answer
x = 4,029,955.63
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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.