Finding the Fourth Proportional to 526,805.24, 726,723.27 and 320,018.67
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Solution
The fourth proportional to 526,805.24, 726,723.27 and 320,018.67 is: 441,462.99
Step by Step Solution
- Step 1: Write the proportion equation
526,805.24 : 726,723.27 = 320,018.67 : x - Step 2: Convert to fraction form
526,805.24/726,723.27 = 320,018.67/x - Step 3: Cross multiply
526,805.24x = 726,723.27 × 320,018.67 - Step 4: Simplify right side
526,805.24x = 232,565,014,323.45 - Step 5: Solve for x
x = 232,565,014,323.45/526,805.24 - Step 6: Final answer
x = 441,462.99
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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.