Finding the Fourth Proportional to 1,512,189.03, 2,266,528.50 and 612,511.92
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Solution
The fourth proportional to 1,512,189.03, 2,266,528.50 and 612,511.92 is: 918,057.00
Step by Step Solution
- Step 1: Write the proportion equation
1,512,189.03 : 2,266,528.50 = 612,511.92 : x - Step 2: Convert to fraction form
1,512,189.03/2,266,528.50 = 612,511.92/x - Step 3: Cross multiply
1,512,189.03x = 2,266,528.50 × 612,511.92 - Step 4: Simplify right side
1,512,189.03x = 1,388,275,723,269.72 - Step 5: Solve for x
x = 1,388,275,723,269.72/1,512,189.03 - Step 6: Final answer
x = 918,057.00
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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.