Finding the Third Proportional to 768,432 and 1,234,656
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Solution
The third proportional to 768,432 and 1,234,656 is: 1,983,747.99
Step by Step Solution
- Step 1: Write the proportion equation
768,432 : 1,234,656 = 1,234,656 : x - Step 2: Convert to fraction form
768,432/1,234,656 = 1,234,656/x - Step 3: Cross multiply
768,432x = 1,234,656 × 1,234,656 - Step 4: Simplify right side
768,432x = 1,524,375,438,336 - Step 5: Solve for x
x = 1,524,375,438,336/768,432 - Step 6: Final answer
x = 1,983,747.99
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.