Finding the Third Proportional to 312,558.75 and 473,212.13
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Solution
The third proportional to 312,558.75 and 473,212.13 is: 716,440.40
Step by Step Solution
- Step 1: Write the proportion equation
312,558.75 : 473,212.13 = 473,212.13 : x - Step 2: Convert to fraction form
312,558.75/473,212.13 = 473,212.13/x - Step 3: Cross multiply
312,558.75x = 473,212.13 × 473,212.13 - Step 4: Simplify right side
312,558.75x = 223,929,715,247.02 - Step 5: Solve for x
x = 223,929,715,247.02/312,558.75 - Step 6: Final answer
x = 716,440.40
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.