Finding the Third Proportional to 785,657.50 and 1,201,315
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Solution
The third proportional to 785,657.50 and 1,201,315 is: 1,836,878.96
Step by Step Solution
- Step 1: Write the proportion equation
785,657.50 : 1,201,315 = 1,201,315 : x - Step 2: Convert to fraction form
785,657.50/1,201,315 = 1,201,315/x - Step 3: Cross multiply
785,657.50x = 1,201,315 × 1,201,315 - Step 4: Simplify right side
785,657.50x = 1,443,157,729,225 - Step 5: Solve for x
x = 1,443,157,729,225/785,657.50 - Step 6: Final answer
x = 1,836,878.96
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Why These Related Problems?
These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.