Finding the Fourth Proportional to 503,362.35, 755,161.68 and 166,402.96
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Solution
The fourth proportional to 503,362.35, 755,161.68 and 166,402.96 is: 249,643.50
Step by Step Solution
- Step 1: Write the proportion equation
503,362.35 : 755,161.68 = 166,402.96 : x - Step 2: Convert to fraction form
503,362.35/755,161.68 = 166,402.96/x - Step 3: Cross multiply
503,362.35x = 755,161.68 × 166,402.96 - Step 4: Simplify right side
503,362.35x = 125,661,137,566.68 - Step 5: Solve for x
x = 125,661,137,566.68/503,362.35 - Step 6: Final answer
x = 249,643.50
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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.