Finding the Fourth Proportional to 329,849.70, 462,722.70 and 329,849.70
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Solution
The fourth proportional to 329,849.70, 462,722.70 and 329,849.70 is: 462,722.70
Step by Step Solution
- Step 1: Write the proportion equation
329,849.70 : 462,722.70 = 329,849.70 : x - Step 2: Convert to fraction form
329,849.70/462,722.70 = 329,849.70/x - Step 3: Cross multiply
329,849.70x = 462,722.70 × 329,849.70 - Step 4: Simplify right side
329,849.70x = 152,628,943,778.19 - Step 5: Solve for x
x = 152,628,943,778.19/329,849.70 - Step 6: Final answer
x = 462,722.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.