Finding the Fourth Proportional to 329,515.48, 454,750.97 and 186,288.85
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Solution
The fourth proportional to 329,515.48, 454,750.97 and 186,288.85 is: 257,089.70
Step by Step Solution
- Step 1: Write the proportion equation
329,515.48 : 454,750.97 = 186,288.85 : x - Step 2: Convert to fraction form
329,515.48/454,750.97 = 186,288.85/x - Step 3: Cross multiply
329,515.48x = 454,750.97 × 186,288.85 - Step 4: Simplify right side
329,515.48x = 84,715,035,237.68 - Step 5: Solve for x
x = 84,715,035,237.68/329,515.48 - Step 6: Final answer
x = 257,089.70
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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.