Finding the Fourth Proportional to 534,764.80, 737,963.58 and 293,042.08
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Solution
The fourth proportional to 534,764.80, 737,963.58 and 293,042.08 is: 404,391.58
Step by Step Solution
- Step 1: Write the proportion equation
534,764.80 : 737,963.58 = 293,042.08 : x - Step 2: Convert to fraction form
534,764.80/737,963.58 = 293,042.08/x - Step 3: Cross multiply
534,764.80x = 737,963.58 × 293,042.08 - Step 4: Simplify right side
534,764.80x = 216,254,382,447.45 - Step 5: Solve for x
x = 216,254,382,447.45/534,764.80 - Step 6: Final answer
x = 404,391.58
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1.5x scale
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.