Finding the Fourth Proportional to 2,514,688.97, 3,771,996.57 and 621,430.43
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Solution
The fourth proportional to 2,514,688.97, 3,771,996.57 and 621,430.43 is: 932,136.52
Step by Step Solution
- Step 1: Write the proportion equation
2,514,688.97 : 3,771,996.57 = 621,430.43 : x - Step 2: Convert to fraction form
2,514,688.97/3,771,996.57 = 621,430.43/x - Step 3: Cross multiply
2,514,688.97x = 3,771,996.57 × 621,430.43 - Step 4: Simplify right side
2,514,688.97x = 2,344,033,431,593.64 - Step 5: Solve for x
x = 2,344,033,431,593.64/2,514,688.97 - Step 6: Final answer
x = 932,136.52
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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.