Finding the Fourth Proportional to 682,873.63, 1,024,048 and 471,871.87
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Solution
The fourth proportional to 682,873.63, 1,024,048 and 471,871.87 is: 707,626.45
Step by Step Solution
- Step 1: Write the proportion equation
682,873.63 : 1,024,048 = 471,871.87 : x - Step 2: Convert to fraction form
682,873.63/1,024,048 = 471,871.87/x - Step 3: Cross multiply
682,873.63x = 1,024,048 × 471,871.87 - Step 4: Simplify right side
682,873.63x = 483,219,444,729.76 - Step 5: Solve for x
x = 483,219,444,729.76/682,873.63 - Step 6: Final answer
x = 707,626.45
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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.