Finding the Fourth Proportional to 1,227,365.34, 1,693,716.93 and 683,524.05
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Solution
The fourth proportional to 1,227,365.34, 1,693,716.93 and 683,524.05 is: 943,236.88
Step by Step Solution
- Step 1: Write the proportion equation
1,227,365.34 : 1,693,716.93 = 683,524.05 : x - Step 2: Convert to fraction form
1,227,365.34/1,693,716.93 = 683,524.05/x - Step 3: Cross multiply
1,227,365.34x = 1,693,716.93 × 683,524.05 - Step 4: Simplify right side
1,227,365.34x = 1,157,696,255,547.17 - Step 5: Solve for x
x = 1,157,696,255,547.17/1,227,365.34 - Step 6: Final answer
x = 943,236.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.