Finding the Fourth Proportional to 936,841.14, 1,292,765.47 and 529,042.19
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Solution
The fourth proportional to 936,841.14, 1,292,765.47 and 529,042.19 is: 730,035.69
Step by Step Solution
- Step 1: Write the proportion equation
936,841.14 : 1,292,765.47 = 529,042.19 : x - Step 2: Convert to fraction form
936,841.14/1,292,765.47 = 529,042.19/x - Step 3: Cross multiply
936,841.14x = 1,292,765.47 × 529,042.19 - Step 4: Simplify right side
936,841.14x = 683,927,467,618.75 - Step 5: Solve for x
x = 683,927,467,618.75/936,841.14 - Step 6: Final answer
x = 730,035.69
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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.