Finding the Third Proportional to 490,822 and 1,038,224
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Solution
The third proportional to 490,822 and 1,038,224 is: 2,196,130.32
Step by Step Solution
- Step 1: Write the proportion equation
490,822 : 1,038,224 = 1,038,224 : x - Step 2: Convert to fraction form
490,822/1,038,224 = 1,038,224/x - Step 3: Cross multiply
490,822x = 1,038,224 × 1,038,224 - Step 4: Simplify right side
490,822x = 1,077,909,074,176 - Step 5: Solve for x
x = 1,077,909,074,176/490,822 - Step 6: Final answer
x = 2,196,130.32
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.