Finding the Third Proportional to 19,704 and 28,948
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Solution
The third proportional to 19,704 and 28,948 is: 42,528.76
Step by Step Solution
- Step 1: Write the proportion equation
19,704 : 28,948 = 28,948 : x - Step 2: Convert to fraction form
19,704/28,948 = 28,948/x - Step 3: Cross multiply
19,704x = 28,948 × 28,948 - Step 4: Simplify right side
19,704x = 837,986,704 - Step 5: Solve for x
x = 837,986,704/19,704 - Step 6: Final answer
x = 42,528.76
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.