Finding the Fourth Proportional to 701,463.08, 968,018.63 and 379,173.17
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Solution
The fourth proportional to 701,463.08, 968,018.63 and 379,173.17 is: 523,258.75
Step by Step Solution
- Step 1: Write the proportion equation
701,463.08 : 968,018.63 = 379,173.17 : x - Step 2: Convert to fraction form
701,463.08/968,018.63 = 379,173.17/x - Step 3: Cross multiply
701,463.08x = 968,018.63 × 379,173.17 - Step 4: Simplify right side
701,463.08x = 367,046,693,080.34 - Step 5: Solve for x
x = 367,046,693,080.34/701,463.08 - Step 6: Final answer
x = 523,258.75
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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.