Finding the Fourth Proportional to 1,263,412.68, 1,894,911.31 and 453,629.42
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Solution
The fourth proportional to 1,263,412.68, 1,894,911.31 and 453,629.42 is: 680,369.55
Step by Step Solution
- Step 1: Write the proportion equation
1,263,412.68 : 1,894,911.31 = 453,629.42 : x - Step 2: Convert to fraction form
1,263,412.68/1,894,911.31 = 453,629.42/x - Step 3: Cross multiply
1,263,412.68x = 1,894,911.31 × 453,629.42 - Step 4: Simplify right side
1,263,412.68x = 859,587,518,506.74 - Step 5: Solve for x
x = 859,587,518,506.74/1,263,412.68 - Step 6: Final answer
x = 680,369.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.