Finding the Third Proportional to 242,416 and 518,528
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Solution
The third proportional to 242,416 and 518,528 is: 1,109,131.77
Step by Step Solution
- Step 1: Write the proportion equation
242,416 : 518,528 = 518,528 : x - Step 2: Convert to fraction form
242,416/518,528 = 518,528/x - Step 3: Cross multiply
242,416x = 518,528 × 518,528 - Step 4: Simplify right side
242,416x = 268,871,286,784 - Step 5: Solve for x
x = 268,871,286,784/242,416 - Step 6: Final answer
x = 1,109,131.77
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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.