Finding the Fourth Proportional to 430,067.43, 592,617.81 and 332,679.63
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Solution
The fourth proportional to 430,067.43, 592,617.81 and 332,679.63 is: 458,420.84
Step by Step Solution
- Step 1: Write the proportion equation
430,067.43 : 592,617.81 = 332,679.63 : x - Step 2: Convert to fraction form
430,067.43/592,617.81 = 332,679.63/x - Step 3: Cross multiply
430,067.43x = 592,617.81 × 332,679.63 - Step 4: Simplify right side
430,067.43x = 197,151,873,762.21 - Step 5: Solve for x
x = 197,151,873,762.21/430,067.43 - Step 6: Final answer
x = 458,420.84
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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.