Finding the Fourth Proportional to 5,866,495.20, 8,789,245.20 and 4,963,701.60
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Solution
The fourth proportional to 5,866,495.20, 8,789,245.20 and 4,963,701.60 is: 7,436,670.27
Step by Step Solution
- Step 1: Write the proportion equation
5,866,495.20 : 8,789,245.20 = 4,963,701.60 : x - Step 2: Convert to fraction form
5,866,495.20/8,789,245.20 = 4,963,701.60/x - Step 3: Cross multiply
5,866,495.20x = 8,789,245.20 × 4,963,701.60 - Step 4: Simplify right side
5,866,495.20x = 43,627,190,462,032.31 - Step 5: Solve for x
x = 43,627,190,462,032.31/5,866,495.20 - Step 6: Final answer
x = 7,436,670.27
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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.