Finding the Third Proportional to 874,918 and 1,251,132
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Solution
The third proportional to 874,918 and 1,251,132 is: 1,789,117.70
Step by Step Solution
- Step 1: Write the proportion equation
874,918 : 1,251,132 = 1,251,132 : x - Step 2: Convert to fraction form
874,918/1,251,132 = 1,251,132/x - Step 3: Cross multiply
874,918x = 1,251,132 × 1,251,132 - Step 4: Simplify right side
874,918x = 1,565,331,281,424 - Step 5: Solve for x
x = 1,565,331,281,424/874,918 - Step 6: Final answer
x = 1,789,117.70
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.