Finding the Fourth Proportional to 1,752,143.13, 2,628,539.10 and 554,366.97
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Solution
The fourth proportional to 1,752,143.13, 2,628,539.10 and 554,366.97 is: 831,653.09
Step by Step Solution
- Step 1: Write the proportion equation
1,752,143.13 : 2,628,539.10 = 554,366.97 : x - Step 2: Convert to fraction form
1,752,143.13/2,628,539.10 = 554,366.97/x - Step 3: Cross multiply
1,752,143.13x = 2,628,539.10 × 554,366.97 - Step 4: Simplify right side
1,752,143.13x = 1,457,175,256,393.53 - Step 5: Solve for x
x = 1,457,175,256,393.53/1,752,143.13 - Step 6: Final answer
x = 831,653.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.