Finding the Fourth Proportional to 833,162.94, 1,249,715.61 and 234,128.70
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Solution
The fourth proportional to 833,162.94, 1,249,715.61 and 234,128.70 is: 351,184.96
Step by Step Solution
- Step 1: Write the proportion equation
833,162.94 : 1,249,715.61 = 234,128.70 : x - Step 2: Convert to fraction form
833,162.94/1,249,715.61 = 234,128.70/x - Step 3: Cross multiply
833,162.94x = 1,249,715.61 × 234,128.70 - Step 4: Simplify right side
833,162.94x = 292,594,291,139.01 - Step 5: Solve for x
x = 292,594,291,139.01/833,162.94 - Step 6: Final answer
x = 351,184.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.