Finding the Third Proportional to 292,439,163.38 and 642,276,870.75
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Solution
The third proportional to 292,439,163.38 and 642,276,870.75 is: 1,410,616,737.99
Step by Step Solution
- Step 1: Write the proportion equation
292,439,163.38 : 642,276,870.75 = 642,276,870.75 : x - Step 2: Convert to fraction form
292,439,163.38/642,276,870.75 = 642,276,870.75/x - Step 3: Cross multiply
292,439,163.38x = 642,276,870.75 × 642,276,870.75 - Step 4: Simplify right side
292,439,163.38x = 412,519,578,700,412,224 - Step 5: Solve for x
x = 412,519,578,700,412,224/292,439,163.38 - Step 6: Final answer
x = 1,410,616,737.99
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.