Finding the Fourth Proportional to 5,996,865.12, 8,989,030.80 and 2,628,232.80
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Solution
The fourth proportional to 5,996,865.12, 8,989,030.80 and 2,628,232.80 is: 3,939,602.63
Step by Step Solution
- Step 1: Write the proportion equation
5,996,865.12 : 8,989,030.80 = 2,628,232.80 : x - Step 2: Convert to fraction form
5,996,865.12/8,989,030.80 = 2,628,232.80/x - Step 3: Cross multiply
5,996,865.12x = 8,989,030.80 × 2,628,232.80 - Step 4: Simplify right side
5,996,865.12x = 23,625,265,588,770.24 - Step 5: Solve for x
x = 23,625,265,588,770.24/5,996,865.12 - Step 6: Final answer
x = 3,939,602.63
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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.