Finding the Fourth Proportional to 1,081,621.97, 1,492,577.61 and 591,493.97
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Solution
The fourth proportional to 1,081,621.97, 1,492,577.61 and 591,493.97 is: 816,228.48
Step by Step Solution
- Step 1: Write the proportion equation
1,081,621.97 : 1,492,577.61 = 591,493.97 : x - Step 2: Convert to fraction form
1,081,621.97/1,492,577.61 = 591,493.97/x - Step 3: Cross multiply
1,081,621.97x = 1,492,577.61 × 591,493.97 - Step 4: Simplify right side
1,081,621.97x = 882,850,655,051.06 - Step 5: Solve for x
x = 882,850,655,051.06/1,081,621.97 - Step 6: Final answer
x = 816,228.48
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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.