Finding the Fourth Proportional to 654,825.08, 982,140.42 and 181,461.08
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Solution
The fourth proportional to 654,825.08, 982,140.42 and 181,461.08 is: 272,164.68
Step by Step Solution
- Step 1: Write the proportion equation
654,825.08 : 982,140.42 = 181,461.08 : x - Step 2: Convert to fraction form
654,825.08/982,140.42 = 181,461.08/x - Step 3: Cross multiply
654,825.08x = 982,140.42 × 181,461.08 - Step 4: Simplify right side
654,825.08x = 178,220,261,324.85 - Step 5: Solve for x
x = 178,220,261,324.85/654,825.08 - Step 6: Final answer
x = 272,164.68
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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.