Finding the Third Proportional to 654,221.25 and 1,387,674
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Solution
The third proportional to 654,221.25 and 1,387,674 is: 2,943,406.58
Step by Step Solution
- Step 1: Write the proportion equation
654,221.25 : 1,387,674 = 1,387,674 : x - Step 2: Convert to fraction form
654,221.25/1,387,674 = 1,387,674/x - Step 3: Cross multiply
654,221.25x = 1,387,674 × 1,387,674 - Step 4: Simplify right side
654,221.25x = 1,925,639,130,276 - Step 5: Solve for x
x = 1,925,639,130,276/654,221.25 - Step 6: Final answer
x = 2,943,406.58
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.