Finding the Third Proportional to 464,901.75 and 681,421.50
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Solution
The third proportional to 464,901.75 and 681,421.50 is: 998,781.49
Step by Step Solution
- Step 1: Write the proportion equation
464,901.75 : 681,421.50 = 681,421.50 : x - Step 2: Convert to fraction form
464,901.75/681,421.50 = 681,421.50/x - Step 3: Cross multiply
464,901.75x = 681,421.50 × 681,421.50 - Step 4: Simplify right side
464,901.75x = 464,335,260,662.25 - Step 5: Solve for x
x = 464,335,260,662.25/464,901.75 - Step 6: Final answer
x = 998,781.49
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.