Finding the Fourth Proportional to 301,563.91, 416,167.98 and 174,239.51
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Solution
The fourth proportional to 301,563.91, 416,167.98 and 174,239.51 is: 240,456.17
Step by Step Solution
- Step 1: Write the proportion equation
301,563.91 : 416,167.98 = 174,239.51 : x - Step 2: Convert to fraction form
301,563.91/416,167.98 = 174,239.51/x - Step 3: Cross multiply
301,563.91x = 416,167.98 × 174,239.51 - Step 4: Simplify right side
301,563.91x = 72,512,902,178.65 - Step 5: Solve for x
x = 72,512,902,178.65/301,563.91 - Step 6: Final answer
x = 240,456.17
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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.