Finding the Fourth Proportional to 412,348.06, 569,030.70 and 242,593.12
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Solution
The fourth proportional to 412,348.06, 569,030.70 and 242,593.12 is: 334,772.84
Step by Step Solution
- Step 1: Write the proportion equation
412,348.06 : 569,030.70 = 242,593.12 : x - Step 2: Convert to fraction form
412,348.06/569,030.70 = 242,593.12/x - Step 3: Cross multiply
412,348.06x = 569,030.70 × 242,593.12 - Step 4: Simplify right side
412,348.06x = 138,042,932,888.78 - Step 5: Solve for x
x = 138,042,932,888.78/412,348.06 - Step 6: Final answer
x = 334,772.84
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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.