Finding the Third Proportional to 503,897,690 and 720,574,599
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Solution
The third proportional to 503,897,690 and 720,574,599 is: 1,030,422,966.86
Step by Step Solution
- Step 1: Write the proportion equation
503,897,690 : 720,574,599 = 720,574,599 : x - Step 2: Convert to fraction form
503,897,690/720,574,599 = 720,574,599/x - Step 3: Cross multiply
503,897,690x = 720,574,599 × 720,574,599 - Step 4: Simplify right side
503,897,690x = 519,227,752,724,010,816 - Step 5: Solve for x
x = 519,227,752,724,010,816/503,897,690 - Step 6: Final answer
x = 1,030,422,966.86
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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.