Finding the Fourth Proportional to 244,433.28, 336,686.97 and 172,688.74
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Solution
The fourth proportional to 244,433.28, 336,686.97 and 172,688.74 is: 237,864.70
Step by Step Solution
- Step 1: Write the proportion equation
244,433.28 : 336,686.97 = 172,688.74 : x - Step 2: Convert to fraction form
244,433.28/336,686.97 = 172,688.74/x - Step 3: Cross multiply
244,433.28x = 336,686.97 × 172,688.74 - Step 4: Simplify right side
244,433.28x = 58,142,048,623.72 - Step 5: Solve for x
x = 58,142,048,623.72/244,433.28 - Step 6: Final answer
x = 237,864.70
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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.