Finding the Fourth Proportional to 416,573.40, 624,860.10 and 101,029.80
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Solution
The fourth proportional to 416,573.40, 624,860.10 and 101,029.80 is: 151,544.70
Step by Step Solution
- Step 1: Write the proportion equation
416,573.40 : 624,860.10 = 101,029.80 : x - Step 2: Convert to fraction form
416,573.40/624,860.10 = 101,029.80/x - Step 3: Cross multiply
416,573.40x = 624,860.10 × 101,029.80 - Step 4: Simplify right side
416,573.40x = 63,129,490,930.98 - Step 5: Solve for x
x = 63,129,490,930.98/416,573.40 - Step 6: Final answer
x = 151,544.70
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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.