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Finding the Third Proportional to 504 and 892

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Solution

The third proportional to 504 and 892 is: 1,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    504 : 892 = 892 : x
  2. Step 2: Convert to fraction form
    504/892 = 892/x
  3. Step 3: Cross multiply
    504x = 892 × 892
  4. Step 4: Simplify right side
    504x = 795,664
  5. Step 5: Solve for x
    x = 795,664/504
  6. Step 6: Final answer
    x = 1,578.70

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.