Finding the Fourth Proportional to 1,812,194.05, 2,716,593.45 and 613,277.05
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Solution
The fourth proportional to 1,812,194.05, 2,716,593.45 and 613,277.05 is: 919,341.07
Step by Step Solution
- Step 1: Write the proportion equation
1,812,194.05 : 2,716,593.45 = 613,277.05 : x - Step 2: Convert to fraction form
1,812,194.05/2,716,593.45 = 613,277.05/x - Step 3: Cross multiply
1,812,194.05x = 2,716,593.45 × 613,277.05 - Step 4: Simplify right side
1,812,194.05x = 1,666,024,417,065.32 - Step 5: Solve for x
x = 1,666,024,417,065.32/1,812,194.05 - Step 6: Final answer
x = 919,341.07
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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.