Finding the Fourth Proportional to 1,888,446.36, 2,830,608.54 and 929,561.88
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Solution
The fourth proportional to 1,888,446.36, 2,830,608.54 and 929,561.88 is: 1,393,328.32
Step by Step Solution
- Step 1: Write the proportion equation
1,888,446.36 : 2,830,608.54 = 929,561.88 : x - Step 2: Convert to fraction form
1,888,446.36/2,830,608.54 = 929,561.88/x - Step 3: Cross multiply
1,888,446.36x = 2,830,608.54 × 929,561.88 - Step 4: Simplify right side
1,888,446.36x = 2,631,225,795,986.46 - Step 5: Solve for x
x = 2,631,225,795,986.46/1,888,446.36 - Step 6: Final answer
x = 1,393,328.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.