Finding the Fourth Proportional to 592,178.52, 817,212.79 and 320,251.70
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Solution
The fourth proportional to 592,178.52, 817,212.79 and 320,251.70 is: 441,950.82
Step by Step Solution
- Step 1: Write the proportion equation
592,178.52 : 817,212.79 = 320,251.70 : x - Step 2: Convert to fraction form
592,178.52/817,212.79 = 320,251.70/x - Step 3: Cross multiply
592,178.52x = 817,212.79 × 320,251.70 - Step 4: Simplify right side
592,178.52x = 261,713,785,259.24 - Step 5: Solve for x
x = 261,713,785,259.24/592,178.52 - Step 6: Final answer
x = 441,950.82
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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.