Finding the Third Proportional to 130,382,880 and 276,310,386
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Solution
The third proportional to 130,382,880 and 276,310,386 is: 585,563,299.50
Step by Step Solution
- Step 1: Write the proportion equation
130,382,880 : 276,310,386 = 276,310,386 : x - Step 2: Convert to fraction form
130,382,880/276,310,386 = 276,310,386/x - Step 3: Cross multiply
130,382,880x = 276,310,386 × 276,310,386 - Step 4: Simplify right side
130,382,880x = 76,347,429,411,468,992 - Step 5: Solve for x
x = 76,347,429,411,468,992/130,382,880 - Step 6: Final answer
x = 585,563,299.50
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.