Finding the Fourth Proportional to 701,686.28, 1,052,520.12 and 169,203.08
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Solution
The fourth proportional to 701,686.28, 1,052,520.12 and 169,203.08 is: 253,802.38
Step by Step Solution
- Step 1: Write the proportion equation
701,686.28 : 1,052,520.12 = 169,203.08 : x - Step 2: Convert to fraction form
701,686.28/1,052,520.12 = 169,203.08/x - Step 3: Cross multiply
701,686.28x = 1,052,520.12 × 169,203.08 - Step 4: Simplify right side
701,686.28x = 178,089,646,065.97 - Step 5: Solve for x
x = 178,089,646,065.97/701,686.28 - Step 6: Final answer
x = 253,802.38
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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.