Finding the Third Proportional to 480,744 and 696,312
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Solution
The third proportional to 480,744 and 696,312 is: 1,008,541.76
Step by Step Solution
- Step 1: Write the proportion equation
480,744 : 696,312 = 696,312 : x - Step 2: Convert to fraction form
480,744/696,312 = 696,312/x - Step 3: Cross multiply
480,744x = 696,312 × 696,312 - Step 4: Simplify right side
480,744x = 484,850,401,344 - Step 5: Solve for x
x = 484,850,401,344/480,744 - Step 6: Final answer
x = 1,008,541.76
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Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.