Finding the Fourth Proportional to 654,229.08, 902,841.09 and 363,844.68
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Solution
The fourth proportional to 654,229.08, 902,841.09 and 363,844.68 is: 502,108.42
Step by Step Solution
- Step 1: Write the proportion equation
654,229.08 : 902,841.09 = 363,844.68 : x - Step 2: Convert to fraction form
654,229.08/902,841.09 = 363,844.68/x - Step 3: Cross multiply
654,229.08x = 902,841.09 × 363,844.68 - Step 4: Simplify right side
654,229.08x = 328,493,927,481.90 - Step 5: Solve for x
x = 328,493,927,481.90/654,229.08 - Step 6: Final answer
x = 502,108.42
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.