Finding the Fourth Proportional to 855,932.22, 1,181,186.37 and 473,958.99
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Solution
The fourth proportional to 855,932.22, 1,181,186.37 and 473,958.99 is: 654,063.35
Step by Step Solution
- Step 1: Write the proportion equation
855,932.22 : 1,181,186.37 = 473,958.99 : x - Step 2: Convert to fraction form
855,932.22/1,181,186.37 = 473,958.99/x - Step 3: Cross multiply
855,932.22x = 1,181,186.37 × 473,958.99 - Step 4: Simplify right side
855,932.22x = 559,833,898,926.97 - Step 5: Solve for x
x = 559,833,898,926.97/855,932.22 - Step 6: Final answer
x = 654,063.35
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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.