Finding the Fourth Proportional to 410,684.69, 566,727.95 and 229,395.75
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Solution
The fourth proportional to 410,684.69, 566,727.95 and 229,395.75 is: 316,556.68
Step by Step Solution
- Step 1: Write the proportion equation
410,684.69 : 566,727.95 = 229,395.75 : x - Step 2: Convert to fraction form
410,684.69/566,727.95 = 229,395.75/x - Step 3: Cross multiply
410,684.69x = 566,727.95 × 229,395.75 - Step 4: Simplify right side
410,684.69x = 130,004,981,989.23 - Step 5: Solve for x
x = 130,004,981,989.23/410,684.69 - Step 6: Final answer
x = 316,556.68
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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.