Finding the Fourth Proportional to 2,349,453.99, 3,524,184.09 and 643,612.44
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Solution
The fourth proportional to 2,349,453.99, 3,524,184.09 and 643,612.44 is: 965,419.51
Step by Step Solution
- Step 1: Write the proportion equation
2,349,453.99 : 3,524,184.09 = 643,612.44 : x - Step 2: Convert to fraction form
2,349,453.99/3,524,184.09 = 643,612.44/x - Step 3: Cross multiply
2,349,453.99x = 3,524,184.09 × 643,612.44 - Step 4: Simplify right side
2,349,453.99x = 2,268,208,721,174.08 - Step 5: Solve for x
x = 2,268,208,721,174.08/2,349,453.99 - Step 6: Final answer
x = 965,419.51
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1.5x scale
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.