Finding the Fourth Proportional to 5,560,342.73, 8,340,264.87 and 1,516,817.57
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Solution
The fourth proportional to 5,560,342.73, 8,340,264.87 and 1,516,817.57 is: 2,275,158.37
Step by Step Solution
- Step 1: Write the proportion equation
5,560,342.73 : 8,340,264.87 = 1,516,817.57 : x - Step 2: Convert to fraction form
5,560,342.73/8,340,264.87 = 1,516,817.57/x - Step 3: Cross multiply
5,560,342.73x = 8,340,264.87 × 1,516,817.57 - Step 4: Simplify right side
5,560,342.73x = 12,650,660,293,269.77 - Step 5: Solve for x
x = 12,650,660,293,269.77/5,560,342.73 - Step 6: Final answer
x = 2,275,158.37
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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.