Finding the Fourth Proportional to 4,586,886.10, 6,880,329.15 and 3,075,231.70
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Solution
The fourth proportional to 4,586,886.10, 6,880,329.15 and 3,075,231.70 is: 4,612,847.55
Step by Step Solution
- Step 1: Write the proportion equation
4,586,886.10 : 6,880,329.15 = 3,075,231.70 : x - Step 2: Convert to fraction form
4,586,886.10/6,880,329.15 = 3,075,231.70/x - Step 3: Cross multiply
4,586,886.10x = 6,880,329.15 × 3,075,231.70 - Step 4: Simplify right side
4,586,886.10x = 21,158,606,308,514.06 - Step 5: Solve for x
x = 21,158,606,308,514.06/4,586,886.10 - Step 6: Final answer
x = 4,612,847.55
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1.5x scale
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.