Finding the Fourth Proportional to 5,492,716.76, 7,580,395.86 and 3,045,570.68
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Solution
The fourth proportional to 5,492,716.76, 7,580,395.86 and 3,045,570.68 is: 4,203,135.24
Step by Step Solution
- Step 1: Write the proportion equation
5,492,716.76 : 7,580,395.86 = 3,045,570.68 : x - Step 2: Convert to fraction form
5,492,716.76/7,580,395.86 = 3,045,570.68/x - Step 3: Cross multiply
5,492,716.76x = 7,580,395.86 × 3,045,570.68 - Step 4: Simplify right side
5,492,716.76x = 23,086,631,374,009.39 - Step 5: Solve for x
x = 23,086,631,374,009.39/5,492,716.76 - Step 6: Final answer
x = 4,203,135.24
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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.