Finding the Fourth Proportional to 734,986.60, 1,102,415.10 and 202,460.20
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Solution
The fourth proportional to 734,986.60, 1,102,415.10 and 202,460.20 is: 303,672.45
Step by Step Solution
- Step 1: Write the proportion equation
734,986.60 : 1,102,415.10 = 202,460.20 : x - Step 2: Convert to fraction form
734,986.60/1,102,415.10 = 202,460.20/x - Step 3: Cross multiply
734,986.60x = 1,102,415.10 × 202,460.20 - Step 4: Simplify right side
734,986.60x = 223,195,181,629.02 - Step 5: Solve for x
x = 223,195,181,629.02/734,986.60 - Step 6: Final answer
x = 303,672.45
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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.