Finding the Fourth Proportional to 888,348.27, 1,225,920.62 and 480,450.12
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Solution
The fourth proportional to 888,348.27, 1,225,920.62 and 480,450.12 is: 663,021.17
Step by Step Solution
- Step 1: Write the proportion equation
888,348.27 : 1,225,920.62 = 480,450.12 : x - Step 2: Convert to fraction form
888,348.27/1,225,920.62 = 480,450.12/x - Step 3: Cross multiply
888,348.27x = 1,225,920.62 × 480,450.12 - Step 4: Simplify right side
888,348.27x = 588,993,708,989.48 - Step 5: Solve for x
x = 588,993,708,989.48/888,348.27 - Step 6: Final answer
x = 663,021.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.