Finding the Fourth Proportional to 272,554.05, 375,802.74 and 186,554.46
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Solution
The fourth proportional to 272,554.05, 375,802.74 and 186,554.46 is: 257,224.86
Step by Step Solution
- Step 1: Write the proportion equation
272,554.05 : 375,802.74 = 186,554.46 : x - Step 2: Convert to fraction form
272,554.05/375,802.74 = 186,554.46/x - Step 3: Cross multiply
272,554.05x = 375,802.74 × 186,554.46 - Step 4: Simplify right side
272,554.05x = 70,107,677,227.22 - Step 5: Solve for x
x = 70,107,677,227.22/272,554.05 - Step 6: Final answer
x = 257,224.86
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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.