Finding the Fourth Proportional to 7,020,090, 10,530,135 and 1,701,306
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Solution
The fourth proportional to 7,020,090, 10,530,135 and 1,701,306 is: 2,551,959
Step by Step Solution
- Step 1: Write the proportion equation
7,020,090 : 10,530,135 = 1,701,306 : x - Step 2: Convert to fraction form
7,020,090/10,530,135 = 1,701,306/x - Step 3: Cross multiply
7,020,090x = 10,530,135 × 1,701,306 - Step 4: Simplify right side
7,020,090x = 17,914,981,856,310 - Step 5: Solve for x
x = 17,914,981,856,310/7,020,090 - Step 6: Final answer
x = 2,551,959
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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.