Finding the Fourth Proportional to 320,242.98, 441,937.05 and 175,048.97
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Solution
The fourth proportional to 320,242.98, 441,937.05 and 175,048.97 is: 241,568.52
Step by Step Solution
- Step 1: Write the proportion equation
320,242.98 : 441,937.05 = 175,048.97 : x - Step 2: Convert to fraction form
320,242.98/441,937.05 = 175,048.97/x - Step 3: Cross multiply
320,242.98x = 441,937.05 × 175,048.97 - Step 4: Simplify right side
320,242.98x = 77,360,623,197.65 - Step 5: Solve for x
x = 77,360,623,197.65/320,242.98 - Step 6: Final answer
x = 241,568.52
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1.5x scale
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.