Finding the Fourth Proportional to 416,506.68, 624,757.98 and 100,963.62
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Solution
The fourth proportional to 416,506.68, 624,757.98 and 100,963.62 is: 151,444.94
Step by Step Solution
- Step 1: Write the proportion equation
416,506.68 : 624,757.98 = 100,963.62 : x - Step 2: Convert to fraction form
416,506.68/624,757.98 = 100,963.62/x - Step 3: Cross multiply
416,506.68x = 624,757.98 × 100,963.62 - Step 4: Simplify right side
416,506.68x = 63,077,827,284.69 - Step 5: Solve for x
x = 63,077,827,284.69/416,506.68 - Step 6: Final answer
x = 151,444.94
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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.