Finding the Fourth Proportional to 733,765.68, 1,012,167.60 and 461,402.40
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Solution
The fourth proportional to 733,765.68, 1,012,167.60 and 461,402.40 is: 636,465.53
Step by Step Solution
- Step 1: Write the proportion equation
733,765.68 : 1,012,167.60 = 461,402.40 : x - Step 2: Convert to fraction form
733,765.68/1,012,167.60 = 461,402.40/x - Step 3: Cross multiply
733,765.68x = 1,012,167.60 × 461,402.40 - Step 4: Simplify right side
733,765.68x = 467,016,559,842.24 - Step 5: Solve for x
x = 467,016,559,842.24/733,765.68 - Step 6: Final answer
x = 636,465.53
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.