Finding the Third Proportional to 319,271.06 and 480,247.31
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Solution
The third proportional to 319,271.06 and 480,247.31 is: 722,387.68
Step by Step Solution
- Step 1: Write the proportion equation
319,271.06 : 480,247.31 = 480,247.31 : x - Step 2: Convert to fraction form
319,271.06/480,247.31 = 480,247.31/x - Step 3: Cross multiply
319,271.06x = 480,247.31 × 480,247.31 - Step 4: Simplify right side
319,271.06x = 230,637,481,163.47 - Step 5: Solve for x
x = 230,637,481,163.47/319,271.06 - Step 6: Final answer
x = 722,387.68
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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.