Finding the Fourth Proportional to 589,968.70, 884,953.05 and 163,503.70
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Solution
The fourth proportional to 589,968.70, 884,953.05 and 163,503.70 is: 245,255.55
Step by Step Solution
- Step 1: Write the proportion equation
589,968.70 : 884,953.05 = 163,503.70 : x - Step 2: Convert to fraction form
589,968.70/884,953.05 = 163,503.70/x - Step 3: Cross multiply
589,968.70x = 884,953.05 × 163,503.70 - Step 4: Simplify right side
589,968.70x = 144,693,098,001.29 - Step 5: Solve for x
x = 144,693,098,001.29/589,968.70 - Step 6: Final answer
x = 245,255.55
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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.