Finding the Fourth Proportional to 427,747.99, 590,230.44 and 236,760.93
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Solution
The fourth proportional to 427,747.99, 590,230.44 and 236,760.93 is: 326,695.88
Step by Step Solution
- Step 1: Write the proportion equation
427,747.99 : 590,230.44 = 236,760.93 : x - Step 2: Convert to fraction form
427,747.99/590,230.44 = 236,760.93/x - Step 3: Cross multiply
427,747.99x = 590,230.44 × 236,760.93 - Step 4: Simplify right side
427,747.99x = 139,743,507,888.71 - Step 5: Solve for x
x = 139,743,507,888.71/427,747.99 - Step 6: Final answer
x = 326,695.88
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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.