Finding the Fourth Proportional to 5,257,959.57, 7,256,006.07 and 2,843,511.57
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Solution
The fourth proportional to 5,257,959.57, 7,256,006.07 and 2,843,511.57 is: 3,924,057.79
Step by Step Solution
- Step 1: Write the proportion equation
5,257,959.57 : 7,256,006.07 = 2,843,511.57 : x - Step 2: Convert to fraction form
5,257,959.57/7,256,006.07 = 2,843,511.57/x - Step 3: Cross multiply
5,257,959.57x = 7,256,006.07 × 2,843,511.57 - Step 4: Simplify right side
5,257,959.57x = 20,632,537,212,035.23 - Step 5: Solve for x
x = 20,632,537,212,035.23/5,257,959.57 - Step 6: Final answer
x = 3,924,057.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.