Finding the Third Proportional to 812,963.50 and 1,207,653
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Solution
The third proportional to 812,963.50 and 1,207,653 is: 1,793,962.17
Step by Step Solution
- Step 1: Write the proportion equation
812,963.50 : 1,207,653 = 1,207,653 : x - Step 2: Convert to fraction form
812,963.50/1,207,653 = 1,207,653/x - Step 3: Cross multiply
812,963.50x = 1,207,653 × 1,207,653 - Step 4: Simplify right side
812,963.50x = 1,458,425,768,409 - Step 5: Solve for x
x = 1,458,425,768,409/812,963.50 - Step 6: Final answer
x = 1,793,962.17
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.