Finding the Fourth Proportional to 232,427.80, 348,641.70 and 153,695.80
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Solution
The fourth proportional to 232,427.80, 348,641.70 and 153,695.80 is: 230,543.70
Step by Step Solution
- Step 1: Write the proportion equation
232,427.80 : 348,641.70 = 153,695.80 : x - Step 2: Convert to fraction form
232,427.80/348,641.70 = 153,695.80/x - Step 3: Cross multiply
232,427.80x = 348,641.70 × 153,695.80 - Step 4: Simplify right side
232,427.80x = 53,584,764,994.86 - Step 5: Solve for x
x = 53,584,764,994.86/232,427.80 - Step 6: Final answer
x = 230,543.70
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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.