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Finding the Third Proportional to 284,744 and 412,428

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Solution

The third proportional to 284,744 and 412,428 is: 597,367.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,744 : 412,428 = 412,428 : x
  2. Step 2: Convert to fraction form
    284,744/412,428 = 412,428/x
  3. Step 3: Cross multiply
    284,744x = 412,428 × 412,428
  4. Step 4: Simplify right side
    284,744x = 170,096,855,184
  5. Step 5: Solve for x
    x = 170,096,855,184/284,744
  6. Step 6: Final answer
    x = 597,367.65

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.