Finding the Fourth Proportional to 605,976.13, 836,209.50 and 334,029.97
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Solution
The fourth proportional to 605,976.13, 836,209.50 and 334,029.97 is: 460,940.65
Step by Step Solution
- Step 1: Write the proportion equation
605,976.13 : 836,209.50 = 334,029.97 : x - Step 2: Convert to fraction form
605,976.13/836,209.50 = 334,029.97/x - Step 3: Cross multiply
605,976.13x = 836,209.50 × 334,029.97 - Step 4: Simplify right side
605,976.13x = 279,319,034,198.72 - Step 5: Solve for x
x = 279,319,034,198.72/605,976.13 - Step 6: Final answer
x = 460,940.65
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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.