Finding the Third Proportional to 392,424.75 and 588,642.19
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Solution
The third proportional to 392,424.75 and 588,642.19 is: 882,970.88
Step by Step Solution
- Step 1: Write the proportion equation
392,424.75 : 588,642.19 = 588,642.19 : x - Step 2: Convert to fraction form
392,424.75/588,642.19 = 588,642.19/x - Step 3: Cross multiply
392,424.75x = 588,642.19 × 588,642.19 - Step 4: Simplify right side
392,424.75x = 346,499,624,904.79 - Step 5: Solve for x
x = 346,499,624,904.79/392,424.75 - Step 6: Final answer
x = 882,970.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.