Finding the Fourth Proportional to 471,674.49, 707,503.36 and 116,688.48
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Solution
The fourth proportional to 471,674.49, 707,503.36 and 116,688.48 is: 175,030.65
Step by Step Solution
- Step 1: Write the proportion equation
471,674.49 : 707,503.36 = 116,688.48 : x - Step 2: Convert to fraction form
471,674.49/707,503.36 = 116,688.48/x - Step 3: Cross multiply
471,674.49x = 707,503.36 × 116,688.48 - Step 4: Simplify right side
471,674.49x = 82,557,491,673.29 - Step 5: Solve for x
x = 82,557,491,673.29/471,674.49 - Step 6: Final answer
x = 175,030.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.