Finding the Fourth Proportional to 400,841.43, 601,261.99 and 160,955.26
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Solution
The fourth proportional to 400,841.43, 601,261.99 and 160,955.26 is: 241,432.83
Step by Step Solution
- Step 1: Write the proportion equation
400,841.43 : 601,261.99 = 160,955.26 : x - Step 2: Convert to fraction form
400,841.43/601,261.99 = 160,955.26/x - Step 3: Cross multiply
400,841.43x = 601,261.99 × 160,955.26 - Step 4: Simplify right side
400,841.43x = 96,776,280,288.23 - Step 5: Solve for x
x = 96,776,280,288.23/400,841.43 - Step 6: Final answer
x = 241,432.83
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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.