Finding the Third Proportional to 109,437.75 and 235,761.75
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Solution
The third proportional to 109,437.75 and 235,761.75 is: 507,901.55
Step by Step Solution
- Step 1: Write the proportion equation
109,437.75 : 235,761.75 = 235,761.75 : x - Step 2: Convert to fraction form
109,437.75/235,761.75 = 235,761.75/x - Step 3: Cross multiply
109,437.75x = 235,761.75 × 235,761.75 - Step 4: Simplify right side
109,437.75x = 55,583,602,763.06 - Step 5: Solve for x
x = 55,583,602,763.06/109,437.75 - Step 6: Final answer
x = 507,901.55
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.