Finding the Third Proportional to 831,346 and 1,792,417
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Solution
The third proportional to 831,346 and 1,792,417 is: 3,864,526.57
Step by Step Solution
- Step 1: Write the proportion equation
831,346 : 1,792,417 = 1,792,417 : x - Step 2: Convert to fraction form
831,346/1,792,417 = 1,792,417/x - Step 3: Cross multiply
831,346x = 1,792,417 × 1,792,417 - Step 4: Simplify right side
831,346x = 3,212,758,701,889 - Step 5: Solve for x
x = 3,212,758,701,889/831,346 - Step 6: Final answer
x = 3,864,526.57
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.