Finding the Fourth Proportional to 5,484,941.28, 8,230,562.37 and 4,283,490.96
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Solution
The fourth proportional to 5,484,941.28, 8,230,562.37 and 4,283,490.96 is: 6,427,696.80
Step by Step Solution
- Step 1: Write the proportion equation
5,484,941.28 : 8,230,562.37 = 4,283,490.96 : x - Step 2: Convert to fraction form
5,484,941.28/8,230,562.37 = 4,283,490.96/x - Step 3: Cross multiply
5,484,941.28x = 8,230,562.37 × 4,283,490.96 - Step 4: Simplify right side
5,484,941.28x = 35,255,539,507,611.17 - Step 5: Solve for x
x = 35,255,539,507,611.17/5,484,941.28 - Step 6: Final answer
x = 6,427,696.80
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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.