Finding the Third Proportional to 491,420 and 1,051,154
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Solution
The third proportional to 491,420 and 1,051,154 is: 2,248,432.57
Step by Step Solution
- Step 1: Write the proportion equation
491,420 : 1,051,154 = 1,051,154 : x - Step 2: Convert to fraction form
491,420/1,051,154 = 1,051,154/x - Step 3: Cross multiply
491,420x = 1,051,154 × 1,051,154 - Step 4: Simplify right side
491,420x = 1,104,924,731,716 - Step 5: Solve for x
x = 1,104,924,731,716/491,420 - Step 6: Final answer
x = 2,248,432.57
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.