Finding the Fourth Proportional to 232,653.80, 348,980.70 and 114,555.80
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Solution
The fourth proportional to 232,653.80, 348,980.70 and 114,555.80 is: 171,833.70
Step by Step Solution
- Step 1: Write the proportion equation
232,653.80 : 348,980.70 = 114,555.80 : x - Step 2: Convert to fraction form
232,653.80/348,980.70 = 114,555.80/x - Step 3: Cross multiply
232,653.80x = 348,980.70 × 114,555.80 - Step 4: Simplify right side
232,653.80x = 39,977,763,273.06 - Step 5: Solve for x
x = 39,977,763,273.06/232,653.80 - Step 6: Final answer
x = 171,833.70
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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.