Finding the Fourth Proportional to 406,825.26, 610,237.92 and 157,507.26
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Solution
The fourth proportional to 406,825.26, 610,237.92 and 157,507.26 is: 236,260.90
Step by Step Solution
- Step 1: Write the proportion equation
406,825.26 : 610,237.92 = 157,507.26 : x - Step 2: Convert to fraction form
406,825.26/610,237.92 = 157,507.26/x - Step 3: Cross multiply
406,825.26x = 610,237.92 × 157,507.26 - Step 4: Simplify right side
406,825.26x = 96,116,902,727.30 - Step 5: Solve for x
x = 96,116,902,727.30/406,825.26 - Step 6: Final answer
x = 236,260.90
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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.