Finding the Fourth Proportional to 730,673.44, 1,096,011.12 and 198,194.08
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Solution
The fourth proportional to 730,673.44, 1,096,011.12 and 198,194.08 is: 297,291.38
Step by Step Solution
- Step 1: Write the proportion equation
730,673.44 : 1,096,011.12 = 198,194.08 : x - Step 2: Convert to fraction form
730,673.44/1,096,011.12 = 198,194.08/x - Step 3: Cross multiply
730,673.44x = 1,096,011.12 × 198,194.08 - Step 4: Simplify right side
730,673.44x = 217,222,915,598.17 - Step 5: Solve for x
x = 217,222,915,598.17/730,673.44 - Step 6: Final answer
x = 297,291.38
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1.5x scale
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.