Finding the Fourth Proportional to 293,854.08, 405,516.60 and 159,718.08
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Solution
The fourth proportional to 293,854.08, 405,516.60 and 159,718.08 is: 220,409.85
Step by Step Solution
- Step 1: Write the proportion equation
293,854.08 : 405,516.60 = 159,718.08 : x - Step 2: Convert to fraction form
293,854.08/405,516.60 = 159,718.08/x - Step 3: Cross multiply
293,854.08x = 405,516.60 × 159,718.08 - Step 4: Simplify right side
293,854.08x = 64,768,332,760.13 - Step 5: Solve for x
x = 64,768,332,760.13/293,854.08 - Step 6: Final answer
x = 220,409.85
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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.