Finding the Fourth Proportional to 357,360.24, 493,163.98 and 196,231.80
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Solution
The fourth proportional to 357,360.24, 493,163.98 and 196,231.80 is: 270,803.64
Step by Step Solution
- Step 1: Write the proportion equation
357,360.24 : 493,163.98 = 196,231.80 : x - Step 2: Convert to fraction form
357,360.24/493,163.98 = 196,231.80/x - Step 3: Cross multiply
357,360.24x = 493,163.98 × 196,231.80 - Step 4: Simplify right side
357,360.24x = 96,774,455,490.56 - Step 5: Solve for x
x = 96,774,455,490.56/357,360.24 - Step 6: Final answer
x = 270,803.64
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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.