Finding the Fourth Proportional to 1,133,571.29, 1,564,304.94 and 617,334.21
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Solution
The fourth proportional to 1,133,571.29, 1,564,304.94 and 617,334.21 is: 851,908.45
Step by Step Solution
- Step 1: Write the proportion equation
1,133,571.29 : 1,564,304.94 = 617,334.21 : x - Step 2: Convert to fraction form
1,133,571.29/1,564,304.94 = 617,334.21/x - Step 3: Cross multiply
1,133,571.29x = 1,564,304.94 × 617,334.21 - Step 4: Simplify right side
1,133,571.29x = 965,698,954,334.00 - Step 5: Solve for x
x = 965,698,954,334.00/1,133,571.29 - Step 6: Final answer
x = 851,908.45
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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.