Finding the Fourth Proportional to 974,057.81, 1,344,228.65 and 544,339.17
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Solution
The fourth proportional to 974,057.81, 1,344,228.65 and 544,339.17 is: 751,204.19
Step by Step Solution
- Step 1: Write the proportion equation
974,057.81 : 1,344,228.65 = 544,339.17 : x - Step 2: Convert to fraction form
974,057.81/1,344,228.65 = 544,339.17/x - Step 3: Cross multiply
974,057.81x = 1,344,228.65 × 544,339.17 - Step 4: Simplify right side
974,057.81x = 731,716,307,631.22 - Step 5: Solve for x
x = 731,716,307,631.22/974,057.81 - Step 6: Final answer
x = 751,204.19
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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.