Finding the Third Proportional to 788,967 and 1,281,813
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Solution
The third proportional to 788,967 and 1,281,813 is: 2,082,526.35
Step by Step Solution
- Step 1: Write the proportion equation
788,967 : 1,281,813 = 1,281,813 : x - Step 2: Convert to fraction form
788,967/1,281,813 = 1,281,813/x - Step 3: Cross multiply
788,967x = 1,281,813 × 1,281,813 - Step 4: Simplify right side
788,967x = 1,643,044,566,969 - Step 5: Solve for x
x = 1,643,044,566,969/788,967 - Step 6: Final answer
x = 2,082,526.35
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Why These Related Problems?
These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.