Finding the Fourth Proportional to 240,536.07, 331,934.76 and 133,099.70
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Solution
The fourth proportional to 240,536.07, 331,934.76 and 133,099.70 is: 183,674.80
Step by Step Solution
- Step 1: Write the proportion equation
240,536.07 : 331,934.76 = 133,099.70 : x - Step 2: Convert to fraction form
240,536.07/331,934.76 = 133,099.70/x - Step 3: Cross multiply
240,536.07x = 331,934.76 × 133,099.70 - Step 4: Simplify right side
240,536.07x = 44,180,415,315.90 - Step 5: Solve for x
x = 44,180,415,315.90/240,536.07 - Step 6: Final answer
x = 183,674.80
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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.