Finding the Fourth Proportional to 590,518.05, 885,777.08 and 472,420.05
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Solution
The fourth proportional to 590,518.05, 885,777.08 and 472,420.05 is: 708,630.08
Step by Step Solution
- Step 1: Write the proportion equation
590,518.05 : 885,777.08 = 472,420.05 : x - Step 2: Convert to fraction form
590,518.05/885,777.08 = 472,420.05/x - Step 3: Cross multiply
590,518.05x = 885,777.08 × 472,420.05 - Step 4: Simplify right side
590,518.05x = 418,458,850,060.35 - Step 5: Solve for x
x = 418,458,850,060.35/590,518.05 - Step 6: Final answer
x = 708,630.08
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Similar ratio
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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.