Finding the Third Proportional to 485,599.50 and 725,478.75
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Solution
The third proportional to 485,599.50 and 725,478.75 is: 1,083,854.94
Step by Step Solution
- Step 1: Write the proportion equation
485,599.50 : 725,478.75 = 725,478.75 : x - Step 2: Convert to fraction form
485,599.50/725,478.75 = 725,478.75/x - Step 3: Cross multiply
485,599.50x = 725,478.75 × 725,478.75 - Step 4: Simplify right side
485,599.50x = 526,319,416,701.56 - Step 5: Solve for x
x = 526,319,416,701.56/485,599.50 - Step 6: Final answer
x = 1,083,854.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.