Finding the Fourth Proportional to 5,374,843.29, 7,417,454.11 and 2,927,528.33
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Solution
The fourth proportional to 5,374,843.29, 7,417,454.11 and 2,927,528.33 is: 4,040,081.88
Step by Step Solution
- Step 1: Write the proportion equation
5,374,843.29 : 7,417,454.11 = 2,927,528.33 : x - Step 2: Convert to fraction form
5,374,843.29/7,417,454.11 = 2,927,528.33/x - Step 3: Cross multiply
5,374,843.29x = 7,417,454.11 × 2,927,528.33 - Step 4: Simplify right side
5,374,843.29x = 21,714,806,999,093.85 - Step 5: Solve for x
x = 21,714,806,999,093.85/5,374,843.29 - Step 6: Final answer
x = 4,040,081.88
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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.