Finding the Third Proportional to 478,352 and 1,015,012
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Solution
The third proportional to 478,352 and 1,015,012 is: 2,153,747.37
Step by Step Solution
- Step 1: Write the proportion equation
478,352 : 1,015,012 = 1,015,012 : x - Step 2: Convert to fraction form
478,352/1,015,012 = 1,015,012/x - Step 3: Cross multiply
478,352x = 1,015,012 × 1,015,012 - Step 4: Simplify right side
478,352x = 1,030,249,360,144 - Step 5: Solve for x
x = 1,030,249,360,144/478,352 - Step 6: Final answer
x = 2,153,747.37
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.