Finding the Fourth Proportional to 367,553.70, 551,330.55 and 180,929.70
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Solution
The fourth proportional to 367,553.70, 551,330.55 and 180,929.70 is: 271,394.55
Step by Step Solution
- Step 1: Write the proportion equation
367,553.70 : 551,330.55 = 180,929.70 : x - Step 2: Convert to fraction form
367,553.70/551,330.55 = 180,929.70/x - Step 3: Cross multiply
367,553.70x = 551,330.55 × 180,929.70 - Step 4: Simplify right side
367,553.70x = 99,752,071,012.34 - Step 5: Solve for x
x = 99,752,071,012.34/367,553.70 - Step 6: Final answer
x = 271,394.55
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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.