Finding the Fourth Proportional to 329,163.92, 493,695.44 and 104,495.02
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Solution
The fourth proportional to 329,163.92, 493,695.44 and 104,495.02 is: 156,726.52
Step by Step Solution
- Step 1: Write the proportion equation
329,163.92 : 493,695.44 = 104,495.02 : x - Step 2: Convert to fraction form
329,163.92/493,695.44 = 104,495.02/x - Step 3: Cross multiply
329,163.92x = 493,695.44 × 104,495.02 - Step 4: Simplify right side
329,163.92x = 51,588,714,876.71 - Step 5: Solve for x
x = 51,588,714,876.71/329,163.92 - Step 6: Final answer
x = 156,726.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.