Finding the Third Proportional to 172,324.13 and 279,762.19
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Solution
The third proportional to 172,324.13 and 279,762.19 is: 454,184.12
Step by Step Solution
- Step 1: Write the proportion equation
172,324.13 : 279,762.19 = 279,762.19 : x - Step 2: Convert to fraction form
172,324.13/279,762.19 = 279,762.19/x - Step 3: Cross multiply
172,324.13x = 279,762.19 × 279,762.19 - Step 4: Simplify right side
172,324.13x = 78,266,881,554.79 - Step 5: Solve for x
x = 78,266,881,554.79/172,324.13 - Step 6: Final answer
x = 454,184.12
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These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.