Finding the Fourth Proportional to 1,212,246.84, 1,672,786.44 and 702,894
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Solution
The fourth proportional to 1,212,246.84, 1,672,786.44 and 702,894 is: 969,927.50
Step by Step Solution
- Step 1: Write the proportion equation
1,212,246.84 : 1,672,786.44 = 702,894 : x - Step 2: Convert to fraction form
1,212,246.84/1,672,786.44 = 702,894/x - Step 3: Cross multiply
1,212,246.84x = 1,672,786.44 × 702,894 - Step 4: Simplify right side
1,212,246.84x = 1,175,791,551,957.36 - Step 5: Solve for x
x = 1,175,791,551,957.36/1,212,246.84 - Step 6: Final answer
x = 969,927.50
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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.