Finding the Fourth Proportional to 1,085,619.03, 1,498,125.33 and 626,718.09
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Solution
The fourth proportional to 1,085,619.03, 1,498,125.33 and 626,718.09 is: 864,854.26
Step by Step Solution
- Step 1: Write the proportion equation
1,085,619.03 : 1,498,125.33 = 626,718.09 : x - Step 2: Convert to fraction form
1,085,619.03/1,498,125.33 = 626,718.09/x - Step 3: Cross multiply
1,085,619.03x = 1,498,125.33 × 626,718.09 - Step 4: Simplify right side
1,085,619.03x = 938,902,245,398.22 - Step 5: Solve for x
x = 938,902,245,398.22/1,085,619.03 - Step 6: Final answer
x = 864,854.26
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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.