Finding the Fourth Proportional to 601,173.70, 829,220.69 and 386,585.26
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Solution
The fourth proportional to 601,173.70, 829,220.69 and 386,585.26 is: 533,231.07
Step by Step Solution
- Step 1: Write the proportion equation
601,173.70 : 829,220.69 = 386,585.26 : x - Step 2: Convert to fraction form
601,173.70/829,220.69 = 386,585.26/x - Step 3: Cross multiply
601,173.70x = 829,220.69 × 386,585.26 - Step 4: Simplify right side
601,173.70x = 320,564,494,934.44 - Step 5: Solve for x
x = 320,564,494,934.44/601,173.70 - Step 6: Final answer
x = 533,231.07
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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.