Finding the Fourth Proportional to 535,040.10, 802,596.60 and 170,272.80
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Solution
The fourth proportional to 535,040.10, 802,596.60 and 170,272.80 is: 255,420.80
Step by Step Solution
- Step 1: Write the proportion equation
535,040.10 : 802,596.60 = 170,272.80 : x - Step 2: Convert to fraction form
535,040.10/802,596.60 = 170,272.80/x - Step 3: Cross multiply
535,040.10x = 802,596.60 × 170,272.80 - Step 4: Simplify right side
535,040.10x = 136,660,370,352.48 - Step 5: Solve for x
x = 136,660,370,352.48/535,040.10 - Step 6: Final answer
x = 255,420.80
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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.