Finding the Fourth Proportional to 974,375.11, 1,344,613.93 and 544,705.75
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Solution
The fourth proportional to 974,375.11, 1,344,613.93 and 544,705.75 is: 751,680.67
Step by Step Solution
- Step 1: Write the proportion equation
974,375.11 : 1,344,613.93 = 544,705.75 : x - Step 2: Convert to fraction form
974,375.11/1,344,613.93 = 544,705.75/x - Step 3: Cross multiply
974,375.11x = 1,344,613.93 × 544,705.75 - Step 4: Simplify right side
974,375.11x = 732,418,939,201.10 - Step 5: Solve for x
x = 732,418,939,201.10/974,375.11 - Step 6: Final answer
x = 751,680.67
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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.