Finding the Third Proportional to 853,352 and 1,867,408
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Solution
The third proportional to 853,352 and 1,867,408 is: 4,086,487.92
Step by Step Solution
- Step 1: Write the proportion equation
853,352 : 1,867,408 = 1,867,408 : x - Step 2: Convert to fraction form
853,352/1,867,408 = 1,867,408/x - Step 3: Cross multiply
853,352x = 1,867,408 × 1,867,408 - Step 4: Simplify right side
853,352x = 3,487,212,638,464 - Step 5: Solve for x
x = 3,487,212,638,464/853,352 - Step 6: Final answer
x = 4,086,487.92
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.