Finding the Third Proportional to 620,038.13 and 877,596.19
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Solution
The third proportional to 620,038.13 and 877,596.19 is: 1,242,141.47
Step by Step Solution
- Step 1: Write the proportion equation
620,038.13 : 877,596.19 = 877,596.19 : x - Step 2: Convert to fraction form
620,038.13/877,596.19 = 877,596.19/x - Step 3: Cross multiply
620,038.13x = 877,596.19 × 877,596.19 - Step 4: Simplify right side
620,038.13x = 770,175,068,314.54 - Step 5: Solve for x
x = 770,175,068,314.54/620,038.13 - Step 6: Final answer
x = 1,242,141.47
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Why These Related Problems?
These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.