Finding the Fourth Proportional to 974,441.83, 1,344,735.12 and 544,740.07
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Solution
The fourth proportional to 974,441.83, 1,344,735.12 and 544,740.07 is: 751,744.31
Step by Step Solution
- Step 1: Write the proportion equation
974,441.83 : 1,344,735.12 = 544,740.07 : x - Step 2: Convert to fraction form
974,441.83/1,344,735.12 = 544,740.07/x - Step 3: Cross multiply
974,441.83x = 1,344,735.12 × 544,740.07 - Step 4: Simplify right side
974,441.83x = 732,531,103,400.26 - Step 5: Solve for x
x = 732,531,103,400.26/974,441.83 - Step 6: Final answer
x = 751,744.31
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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.