Finding the Fourth Proportional to 267,740.37, 369,478.67 and 154,560.69
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Solution
The fourth proportional to 267,740.37, 369,478.67 and 154,560.69 is: 213,291.99
Step by Step Solution
- Step 1: Write the proportion equation
267,740.37 : 369,478.67 = 154,560.69 : x - Step 2: Convert to fraction form
267,740.37/369,478.67 = 154,560.69/x - Step 3: Cross multiply
267,740.37x = 369,478.67 × 154,560.69 - Step 4: Simplify right side
267,740.37x = 57,106,877,402.68 - Step 5: Solve for x
x = 57,106,877,402.68/267,740.37 - Step 6: Final answer
x = 213,291.99
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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.