Finding the Third Proportional to 7,130.63 and 14,715.75
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Solution
The third proportional to 7,130.63 and 14,715.75 is: 30,369.47
Step by Step Solution
- Step 1: Write the proportion equation
7,130.63 : 14,715.75 = 14,715.75 : x - Step 2: Convert to fraction form
7,130.63/14,715.75 = 14,715.75/x - Step 3: Cross multiply
7,130.63x = 14,715.75 × 14,715.75 - Step 4: Simplify right side
7,130.63x = 216,553,298.06 - Step 5: Solve for x
x = 216,553,298.06/7,130.63 - Step 6: Final answer
x = 30,369.47
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.