Finding the Third Proportional to 877,779 and 1,888,758
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Solution
The third proportional to 877,779 and 1,888,758 is: 4,064,128.65
Step by Step Solution
- Step 1: Write the proportion equation
877,779 : 1,888,758 = 1,888,758 : x - Step 2: Convert to fraction form
877,779/1,888,758 = 1,888,758/x - Step 3: Cross multiply
877,779x = 1,888,758 × 1,888,758 - Step 4: Simplify right side
877,779x = 3,567,406,782,564 - Step 5: Solve for x
x = 3,567,406,782,564/877,779 - Step 6: Final answer
x = 4,064,128.65
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.