Finding the Fourth Proportional to 334,715.70, 462,087.81 and 258,066.63
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Solution
The fourth proportional to 334,715.70, 462,087.81 and 258,066.63 is: 356,270.84
Step by Step Solution
- Step 1: Write the proportion equation
334,715.70 : 462,087.81 = 258,066.63 : x - Step 2: Convert to fraction form
334,715.70/462,087.81 = 258,066.63/x - Step 3: Cross multiply
334,715.70x = 462,087.81 × 258,066.63 - Step 4: Simplify right side
334,715.70x = 119,249,443,890.78 - Step 5: Solve for x
x = 119,249,443,890.78/334,715.70 - Step 6: Final answer
x = 356,270.84
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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.