Finding the Fourth Proportional to 5,543,022.48, 8,317,511.54 and 2,306,791.28
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Solution
The fourth proportional to 5,543,022.48, 8,317,511.54 and 2,306,791.28 is: 3,461,426.17
Step by Step Solution
- Step 1: Write the proportion equation
5,543,022.48 : 8,317,511.54 = 2,306,791.28 : x - Step 2: Convert to fraction form
5,543,022.48/8,317,511.54 = 2,306,791.28/x - Step 3: Cross multiply
5,543,022.48x = 8,317,511.54 × 2,306,791.28 - Step 4: Simplify right side
5,543,022.48x = 19,186,763,099,264.36 - Step 5: Solve for x
x = 19,186,763,099,264.36/5,543,022.48 - Step 6: Final answer
x = 3,461,426.17
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1.5x scale
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.