Finding the Fourth Proportional to 295,699.70, 443,549.55 and 202,387.70
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Solution
The fourth proportional to 295,699.70, 443,549.55 and 202,387.70 is: 303,581.55
Step by Step Solution
- Step 1: Write the proportion equation
295,699.70 : 443,549.55 = 202,387.70 : x - Step 2: Convert to fraction form
295,699.70/443,549.55 = 202,387.70/x - Step 3: Cross multiply
295,699.70x = 443,549.55 × 202,387.70 - Step 4: Simplify right side
295,699.70x = 89,768,973,260.54 - Step 5: Solve for x
x = 89,768,973,260.54/295,699.70 - Step 6: Final answer
x = 303,581.55
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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.