Finding the Fourth Proportional to 410,752.19, 616,198.34 and 183,130.40
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Solution
The fourth proportional to 410,752.19, 616,198.34 and 183,130.40 is: 274,726.83
Step by Step Solution
- Step 1: Write the proportion equation
410,752.19 : 616,198.34 = 183,130.40 : x - Step 2: Convert to fraction form
410,752.19/616,198.34 = 183,130.40/x - Step 3: Cross multiply
410,752.19x = 616,198.34 × 183,130.40 - Step 4: Simplify right side
410,752.19x = 112,844,645,985.63 - Step 5: Solve for x
x = 112,844,645,985.63/410,752.19 - Step 6: Final answer
x = 274,726.83
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1.5x scale
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.