Finding the Fourth Proportional to 351,346.59, 484,858.45 and 190,201.63
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Solution
The fourth proportional to 351,346.59, 484,858.45 and 190,201.63 is: 262,478.34
Step by Step Solution
- Step 1: Write the proportion equation
351,346.59 : 484,858.45 = 190,201.63 : x - Step 2: Convert to fraction form
351,346.59/484,858.45 = 190,201.63/x - Step 3: Cross multiply
351,346.59x = 484,858.45 × 190,201.63 - Step 4: Simplify right side
351,346.59x = 92,220,868,721.42 - Step 5: Solve for x
x = 92,220,868,721.42/351,346.59 - Step 6: Final answer
x = 262,478.34
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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.