Finding the Fourth Proportional to 682,918.04, 942,516.06 and 381,174.68
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Solution
The fourth proportional to 682,918.04, 942,516.06 and 381,174.68 is: 526,070.83
Step by Step Solution
- Step 1: Write the proportion equation
682,918.04 : 942,516.06 = 381,174.68 : x - Step 2: Convert to fraction form
682,918.04/942,516.06 = 381,174.68/x - Step 3: Cross multiply
682,918.04x = 942,516.06 × 381,174.68 - Step 4: Simplify right side
682,918.04x = 359,263,257,565.36 - Step 5: Solve for x
x = 359,263,257,565.36/682,918.04 - Step 6: Final answer
x = 526,070.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.