Finding the Fourth Proportional to 296,934.84, 409,836.96 and 249,105.12
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Solution
The fourth proportional to 296,934.84, 409,836.96 and 249,105.12 is: 343,821.17
Step by Step Solution
- Step 1: Write the proportion equation
296,934.84 : 409,836.96 = 249,105.12 : x - Step 2: Convert to fraction form
296,934.84/409,836.96 = 249,105.12/x - Step 3: Cross multiply
296,934.84x = 409,836.96 × 249,105.12 - Step 4: Simplify right side
296,934.84x = 102,092,485,101.24 - Step 5: Solve for x
x = 102,092,485,101.24/296,934.84 - Step 6: Final answer
x = 343,821.17
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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.