Finding the Fourth Proportional to 533,750.42, 802,546.08 and 492,139.55
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Solution
The fourth proportional to 533,750.42, 802,546.08 and 492,139.55 is: 739,980.07
Step by Step Solution
- Step 1: Write the proportion equation
533,750.42 : 802,546.08 = 492,139.55 : x - Step 2: Convert to fraction form
533,750.42/802,546.08 = 492,139.55/x - Step 3: Cross multiply
533,750.42x = 802,546.08 × 492,139.55 - Step 4: Simplify right side
533,750.42x = 394,964,670,517.35 - Step 5: Solve for x
x = 394,964,670,517.35/533,750.42 - Step 6: Final answer
x = 739,980.07
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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.