Finding the Third Proportional to 849,890 and 1,326,387
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Solution
The third proportional to 849,890 and 1,326,387 is: 2,070,035.50
Step by Step Solution
- Step 1: Write the proportion equation
849,890 : 1,326,387 = 1,326,387 : x - Step 2: Convert to fraction form
849,890/1,326,387 = 1,326,387/x - Step 3: Cross multiply
849,890x = 1,326,387 × 1,326,387 - Step 4: Simplify right side
849,890x = 1,759,302,473,769 - Step 5: Solve for x
x = 1,759,302,473,769/849,890 - Step 6: Final answer
x = 2,070,035.50
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.