Finding the Third Proportional to 631,130 and 1,377,908
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Solution
The third proportional to 631,130 and 1,377,908 is: 3,008,303.29
Step by Step Solution
- Step 1: Write the proportion equation
631,130 : 1,377,908 = 1,377,908 : x - Step 2: Convert to fraction form
631,130/1,377,908 = 1,377,908/x - Step 3: Cross multiply
631,130x = 1,377,908 × 1,377,908 - Step 4: Simplify right side
631,130x = 1,898,630,456,464 - Step 5: Solve for x
x = 1,898,630,456,464/631,130 - Step 6: Final answer
x = 3,008,303.29
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.