Finding the Fourth Proportional to 612,377.85, 919,204.91 and 598,639.08
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Solution
The fourth proportional to 612,377.85, 919,204.91 and 598,639.08 is: 898,582.45
Step by Step Solution
- Step 1: Write the proportion equation
612,377.85 : 919,204.91 = 598,639.08 : x - Step 2: Convert to fraction form
612,377.85/919,204.91 = 598,639.08/x - Step 3: Cross multiply
612,377.85x = 919,204.91 × 598,639.08 - Step 4: Simplify right side
612,377.85x = 550,271,981,767.34 - Step 5: Solve for x
x = 550,271,981,767.34/612,377.85 - Step 6: Final answer
x = 898,582.45
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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.