Finding the Fourth Proportional to 1,811,768.42, 2,717,581.63 and 613,690.70
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Solution
The fourth proportional to 1,811,768.42, 2,717,581.63 and 613,690.70 is: 920,512.00
Step by Step Solution
- Step 1: Write the proportion equation
1,811,768.42 : 2,717,581.63 = 613,690.70 : x - Step 2: Convert to fraction form
1,811,768.42/2,717,581.63 = 613,690.70/x - Step 3: Cross multiply
1,811,768.42x = 2,717,581.63 × 613,690.70 - Step 4: Simplify right side
1,811,768.42x = 1,667,754,572,821.84 - Step 5: Solve for x
x = 1,667,754,572,821.84/1,811,768.42 - Step 6: Final answer
x = 920,512.00
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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.