Finding the Third Proportional to 120,462.19 and 187,363.13
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Solution
The third proportional to 120,462.19 and 187,363.13 is: 291,418.75
Step by Step Solution
- Step 1: Write the proportion equation
120,462.19 : 187,363.13 = 187,363.13 : x - Step 2: Convert to fraction form
120,462.19/187,363.13 = 187,363.13/x - Step 3: Cross multiply
120,462.19x = 187,363.13 × 187,363.13 - Step 4: Simplify right side
120,462.19x = 35,104,940,609.77 - Step 5: Solve for x
x = 35,104,940,609.77/120,462.19 - Step 6: Final answer
x = 291,418.75
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.