Finding the Fourth Proportional to 844,450.12, 1,165,351.08 and 462,493
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Solution
The fourth proportional to 844,450.12, 1,165,351.08 and 462,493 is: 638,245.77
Step by Step Solution
- Step 1: Write the proportion equation
844,450.12 : 1,165,351.08 = 462,493 : x - Step 2: Convert to fraction form
844,450.12/1,165,351.08 = 462,493/x - Step 3: Cross multiply
844,450.12x = 1,165,351.08 × 462,493 - Step 4: Simplify right side
844,450.12x = 538,966,717,042.44 - Step 5: Solve for x
x = 538,966,717,042.44/844,450.12 - Step 6: Final answer
x = 638,245.77
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1.5x scale
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.