Finding the Third Proportional to 929,583 and 1,970,784
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Solution
The third proportional to 929,583 and 1,970,784 is: 4,178,206.33
Step by Step Solution
- Step 1: Write the proportion equation
929,583 : 1,970,784 = 1,970,784 : x - Step 2: Convert to fraction form
929,583/1,970,784 = 1,970,784/x - Step 3: Cross multiply
929,583x = 1,970,784 × 1,970,784 - Step 4: Simplify right side
929,583x = 3,883,989,574,656 - Step 5: Solve for x
x = 3,883,989,574,656/929,583 - Step 6: Final answer
x = 4,178,206.33
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.