Finding the Third Proportional to 163,280.25 and 252,303.75
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Solution
The third proportional to 163,280.25 and 252,303.75 is: 389,864.56
Step by Step Solution
- Step 1: Write the proportion equation
163,280.25 : 252,303.75 = 252,303.75 : x - Step 2: Convert to fraction form
163,280.25/252,303.75 = 252,303.75/x - Step 3: Cross multiply
163,280.25x = 252,303.75 × 252,303.75 - Step 4: Simplify right side
163,280.25x = 63,657,182,264.06 - Step 5: Solve for x
x = 63,657,182,264.06/163,280.25 - Step 6: Final answer
x = 389,864.56
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.