Finding the Fourth Proportional to 240,783.08, 361,202.28 and 140,944.18
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Solution
The fourth proportional to 240,783.08, 361,202.28 and 140,944.18 is: 211,432.46
Step by Step Solution
- Step 1: Write the proportion equation
240,783.08 : 361,202.28 = 140,944.18 : x - Step 2: Convert to fraction form
240,783.08/361,202.28 = 140,944.18/x - Step 3: Cross multiply
240,783.08x = 361,202.28 × 140,944.18 - Step 4: Simplify right side
240,783.08x = 50,909,359,168.73 - Step 5: Solve for x
x = 50,909,359,168.73/240,783.08 - Step 6: Final answer
x = 211,432.46
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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.