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Finding the Third Proportional to 404.50 and 607

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Solution

The third proportional to 404.50 and 607 is: 910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    404.50 : 607 = 607 : x
  2. Step 2: Convert to fraction form
    404.50/607 = 607/x
  3. Step 3: Cross multiply
    404.50x = 607 × 607
  4. Step 4: Simplify right side
    404.50x = 368,449
  5. Step 5: Solve for x
    x = 368,449/404.50
  6. Step 6: Final answer
    x = 910.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.