Finding the Fourth Proportional to 367,553.70, 551,330.55 and 274,241.70
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Solution
The fourth proportional to 367,553.70, 551,330.55 and 274,241.70 is: 411,362.55
Step by Step Solution
- Step 1: Write the proportion equation
367,553.70 : 551,330.55 = 274,241.70 : x - Step 2: Convert to fraction form
367,553.70/551,330.55 = 274,241.70/x - Step 3: Cross multiply
367,553.70x = 551,330.55 × 274,241.70 - Step 4: Simplify right side
367,553.70x = 151,197,827,293.94 - Step 5: Solve for x
x = 151,197,827,293.94/367,553.70 - Step 6: Final answer
x = 411,362.55
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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.