Finding the Third Proportional to 113,820.19 and 249,321.80
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Solution
The third proportional to 113,820.19 and 249,321.80 is: 546,136.50
Step by Step Solution
- Step 1: Write the proportion equation
113,820.19 : 249,321.80 = 249,321.80 : x - Step 2: Convert to fraction form
113,820.19/249,321.80 = 249,321.80/x - Step 3: Cross multiply
113,820.19x = 249,321.80 × 249,321.80 - Step 4: Simplify right side
113,820.19x = 62,161,358,396.98 - Step 5: Solve for x
x = 62,161,358,396.98/113,820.19 - Step 6: Final answer
x = 546,136.50
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.