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Finding the Third Proportional to 337,057 and 715,668

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Solution

The third proportional to 337,057 and 715,668 is: 1,519,566.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,057 : 715,668 = 715,668 : x
  2. Step 2: Convert to fraction form
    337,057/715,668 = 715,668/x
  3. Step 3: Cross multiply
    337,057x = 715,668 × 715,668
  4. Step 4: Simplify right side
    337,057x = 512,180,686,224
  5. Step 5: Solve for x
    x = 512,180,686,224/337,057
  6. Step 6: Final answer
    x = 1,519,566.98

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.