Finding the Fourth Proportional to 296,048.08, 408,521.66 and 166,979.44
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Solution
The fourth proportional to 296,048.08, 408,521.66 and 166,979.44 is: 230,417.70
Step by Step Solution
- Step 1: Write the proportion equation
296,048.08 : 408,521.66 = 166,979.44 : x - Step 2: Convert to fraction form
296,048.08/408,521.66 = 166,979.44/x - Step 3: Cross multiply
296,048.08x = 408,521.66 × 166,979.44 - Step 4: Simplify right side
296,048.08x = 68,214,717,410.81 - Step 5: Solve for x
x = 68,214,717,410.81/296,048.08 - Step 6: Final answer
x = 230,417.70
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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.