Finding the Fourth Proportional to 974,051.06, 1,344,186.54 and 544,331.09
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Solution
The fourth proportional to 974,051.06, 1,344,186.54 and 544,331.09 is: 751,174.71
Step by Step Solution
- Step 1: Write the proportion equation
974,051.06 : 1,344,186.54 = 544,331.09 : x - Step 2: Convert to fraction form
974,051.06/1,344,186.54 = 544,331.09/x - Step 3: Cross multiply
974,051.06x = 1,344,186.54 × 544,331.09 - Step 4: Simplify right side
974,051.06x = 731,682,524,481.53 - Step 5: Solve for x
x = 731,682,524,481.53/974,051.06 - Step 6: Final answer
x = 751,174.71
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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.