Finding the Fourth Proportional to 499,352.10, 749,028.15 and 183,743.70
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Solution
The fourth proportional to 499,352.10, 749,028.15 and 183,743.70 is: 275,615.55
Step by Step Solution
- Step 1: Write the proportion equation
499,352.10 : 749,028.15 = 183,743.70 : x - Step 2: Convert to fraction form
499,352.10/749,028.15 = 183,743.70/x - Step 3: Cross multiply
499,352.10x = 749,028.15 × 183,743.70 - Step 4: Simplify right side
499,352.10x = 137,629,203,685.16 - Step 5: Solve for x
x = 137,629,203,685.16/499,352.10 - Step 6: Final answer
x = 275,615.55
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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.