Finding the Third Proportional to 926,634 and 2,030,415
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Solution
The third proportional to 926,634 and 2,030,415 is: 4,448,989.65
Step by Step Solution
- Step 1: Write the proportion equation
926,634 : 2,030,415 = 2,030,415 : x - Step 2: Convert to fraction form
926,634/2,030,415 = 2,030,415/x - Step 3: Cross multiply
926,634x = 2,030,415 × 2,030,415 - Step 4: Simplify right side
926,634x = 4,122,585,072,225 - Step 5: Solve for x
x = 4,122,585,072,225/926,634 - Step 6: Final answer
x = 4,448,989.65
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.