Finding the Fourth Proportional to 3,514,757.08, 5,272,136.34 and 990,084.28
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Solution
The fourth proportional to 3,514,757.08, 5,272,136.34 and 990,084.28 is: 1,485,126.62
Step by Step Solution
- Step 1: Write the proportion equation
3,514,757.08 : 5,272,136.34 = 990,084.28 : x - Step 2: Convert to fraction form
3,514,757.08/5,272,136.34 = 990,084.28/x - Step 3: Cross multiply
3,514,757.08x = 5,272,136.34 × 990,084.28 - Step 4: Simplify right side
3,514,757.08x = 5,219,859,312,250.74 - Step 5: Solve for x
x = 5,219,859,312,250.74/3,514,757.08 - Step 6: Final answer
x = 1,485,126.62
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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.