Finding the Fourth Proportional to 247,024.88, 340,894.58 and 133,847.63
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Solution
The fourth proportional to 247,024.88, 340,894.58 and 133,847.63 is: 184,709.86
Step by Step Solution
- Step 1: Write the proportion equation
247,024.88 : 340,894.58 = 133,847.63 : x - Step 2: Convert to fraction form
247,024.88/340,894.58 = 133,847.63/x - Step 3: Cross multiply
247,024.88x = 340,894.58 × 133,847.63 - Step 4: Simplify right side
247,024.88x = 45,627,931,612.85 - Step 5: Solve for x
x = 45,627,931,612.85/247,024.88 - Step 6: Final answer
x = 184,709.86
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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.