Finding the Fourth Proportional to 460,665.09, 635,474.97 and 317,176.02
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Solution
The fourth proportional to 460,665.09, 635,474.97 and 317,176.02 is: 437,535.70
Step by Step Solution
- Step 1: Write the proportion equation
460,665.09 : 635,474.97 = 317,176.02 : x - Step 2: Convert to fraction form
460,665.09/635,474.97 = 317,176.02/x - Step 3: Cross multiply
460,665.09x = 635,474.97 × 317,176.02 - Step 4: Simplify right side
460,665.09x = 201,557,421,794.22 - Step 5: Solve for x
x = 201,557,421,794.22/460,665.09 - Step 6: Final answer
x = 437,535.70
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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.