Finding the Fourth Proportional to 4,403,465.70, 6,605,198.55 and 3,202,851.30
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Solution
The fourth proportional to 4,403,465.70, 6,605,198.55 and 3,202,851.30 is: 4,804,276.95
Step by Step Solution
- Step 1: Write the proportion equation
4,403,465.70 : 6,605,198.55 = 3,202,851.30 : x - Step 2: Convert to fraction form
4,403,465.70/6,605,198.55 = 3,202,851.30/x - Step 3: Cross multiply
4,403,465.70x = 6,605,198.55 × 3,202,851.30 - Step 4: Simplify right side
4,403,465.70x = 21,155,468,762,625.61 - Step 5: Solve for x
x = 21,155,468,762,625.61/4,403,465.70 - Step 6: Final answer
x = 4,804,276.95
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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.