Finding the Third Proportional to 661,134 and 1,357,116
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Solution
The third proportional to 661,134 and 1,357,116 is: 2,785,764.82
Step by Step Solution
- Step 1: Write the proportion equation
661,134 : 1,357,116 = 1,357,116 : x - Step 2: Convert to fraction form
661,134/1,357,116 = 1,357,116/x - Step 3: Cross multiply
661,134x = 1,357,116 × 1,357,116 - Step 4: Simplify right side
661,134x = 1,841,763,837,456 - Step 5: Solve for x
x = 1,841,763,837,456/661,134 - Step 6: Final answer
x = 2,785,764.82
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.