Finding the Fourth Proportional to 1,114,553.97, 1,538,070.93 and 605,259.99
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Solution
The fourth proportional to 1,114,553.97, 1,538,070.93 and 605,259.99 is: 835,251.43
Step by Step Solution
- Step 1: Write the proportion equation
1,114,553.97 : 1,538,070.93 = 605,259.99 : x - Step 2: Convert to fraction form
1,114,553.97/1,538,070.93 = 605,259.99/x - Step 3: Cross multiply
1,114,553.97x = 1,538,070.93 × 605,259.99 - Step 4: Simplify right side
1,114,553.97x = 930,932,795,711.09 - Step 5: Solve for x
x = 930,932,795,711.09/1,114,553.97 - Step 6: Final answer
x = 835,251.43
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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.