Finding the Third Proportional to 28,990,376 and 62,130,634
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Solution
The third proportional to 28,990,376 and 62,130,634 is: 133,155,074.68
Step by Step Solution
- Step 1: Write the proportion equation
28,990,376 : 62,130,634 = 62,130,634 : x - Step 2: Convert to fraction form
28,990,376/62,130,634 = 62,130,634/x - Step 3: Cross multiply
28,990,376x = 62,130,634 × 62,130,634 - Step 4: Simplify right side
28,990,376x = 3,860,215,681,241,956 - Step 5: Solve for x
x = 3,860,215,681,241,956/28,990,376 - Step 6: Final answer
x = 133,155,074.68
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.