Finding the Fourth Proportional to 2,953,243.60, 4,430,115.52 and 823,329.77
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Solution
The fourth proportional to 2,953,243.60, 4,430,115.52 and 823,329.77 is: 1,235,064.38
Step by Step Solution
- Step 1: Write the proportion equation
2,953,243.60 : 4,430,115.52 = 823,329.77 : x - Step 2: Convert to fraction form
2,953,243.60/4,430,115.52 = 823,329.77/x - Step 3: Cross multiply
2,953,243.60x = 4,430,115.52 × 823,329.77 - Step 4: Simplify right side
2,953,243.60x = 3,647,445,967,946.13 - Step 5: Solve for x
x = 3,647,445,967,946.13/2,953,243.60 - Step 6: Final answer
x = 1,235,064.38
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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.