Finding the Third Proportional to 265,431,925.13 and 412,122,817.13
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Solution
The third proportional to 265,431,925.13 and 412,122,817.13 is: 639,882,396.64
Step by Step Solution
- Step 1: Write the proportion equation
265,431,925.13 : 412,122,817.13 = 412,122,817.13 : x - Step 2: Convert to fraction form
265,431,925.13/412,122,817.13 = 412,122,817.13/x - Step 3: Cross multiply
265,431,925.13x = 412,122,817.13 × 412,122,817.13 - Step 4: Simplify right side
265,431,925.13x = 169,845,216,395,046,208 - Step 5: Solve for x
x = 169,845,216,395,046,208/265,431,925.13 - Step 6: Final answer
x = 639,882,396.64
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.