Finding the Fourth Proportional to 1,049,243.49, 1,574,363.16 and 543,709.98
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Solution
The fourth proportional to 1,049,243.49, 1,574,363.16 and 543,709.98 is: 815,822.99
Step by Step Solution
- Step 1: Write the proportion equation
1,049,243.49 : 1,574,363.16 = 543,709.98 : x - Step 2: Convert to fraction form
1,049,243.49/1,574,363.16 = 543,709.98/x - Step 3: Cross multiply
1,049,243.49x = 1,574,363.16 × 543,709.98 - Step 4: Simplify right side
1,049,243.49x = 855,996,962,236.34 - Step 5: Solve for x
x = 855,996,962,236.34/1,049,243.49 - Step 6: Final answer
x = 815,822.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.