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Finding the Third Proportional to 284,767.50 and 626,379

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Solution

The third proportional to 284,767.50 and 626,379 is: 1,377,792.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,767.50 : 626,379 = 626,379 : x
  2. Step 2: Convert to fraction form
    284,767.50/626,379 = 626,379/x
  3. Step 3: Cross multiply
    284,767.50x = 626,379 × 626,379
  4. Step 4: Simplify right side
    284,767.50x = 392,350,651,641
  5. Step 5: Solve for x
    x = 392,350,651,641/284,767.50
  6. Step 6: Final answer
    x = 1,377,792.94

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.