Finding the Fourth Proportional to 657,728.17, 986,654.97 and 184,412.17
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Solution
The fourth proportional to 657,728.17, 986,654.97 and 184,412.17 is: 276,635.84
Step by Step Solution
- Step 1: Write the proportion equation
657,728.17 : 986,654.97 = 184,412.17 : x - Step 2: Convert to fraction form
657,728.17/986,654.97 = 184,412.17/x - Step 3: Cross multiply
657,728.17x = 986,654.97 × 184,412.17 - Step 4: Simplify right side
657,728.17x = 181,951,184,058.99 - Step 5: Solve for x
x = 181,951,184,058.99/657,728.17 - Step 6: Final answer
x = 276,635.84
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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.