Finding the Fourth Proportional to 5,758,350.76, 7,888,903.85 and 5,543,030.44
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Solution
The fourth proportional to 5,758,350.76, 7,888,903.85 and 5,543,030.44 is: 7,593,916.38
Step by Step Solution
- Step 1: Write the proportion equation
5,758,350.76 : 7,888,903.85 = 5,543,030.44 : x - Step 2: Convert to fraction form
5,758,350.76/7,888,903.85 = 5,543,030.44/x - Step 3: Cross multiply
5,758,350.76x = 7,888,903.85 × 5,543,030.44 - Step 4: Simplify right side
5,758,350.76x = 43,728,434,178,783.20 - Step 5: Solve for x
x = 43,728,434,178,783.20/5,758,350.76 - Step 6: Final answer
x = 7,593,916.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.