Finding the Fourth Proportional to 293,293.08, 404,744.46 and 159,157.08
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Solution
The fourth proportional to 293,293.08, 404,744.46 and 159,157.08 is: 219,636.78
Step by Step Solution
- Step 1: Write the proportion equation
293,293.08 : 404,744.46 = 159,157.08 : x - Step 2: Convert to fraction form
293,293.08/404,744.46 = 159,157.08/x - Step 3: Cross multiply
293,293.08x = 404,744.46 × 159,157.08 - Step 4: Simplify right side
293,293.08x = 64,417,946,399.78 - Step 5: Solve for x
x = 64,417,946,399.78/293,293.08 - Step 6: Final answer
x = 219,636.78
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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.