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Finding the Third Proportional to 5,064.50 and 7,927

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Solution

The third proportional to 5,064.50 and 7,927 is: 12,407.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064.50 : 7,927 = 7,927 : x
  2. Step 2: Convert to fraction form
    5,064.50/7,927 = 7,927/x
  3. Step 3: Cross multiply
    5,064.50x = 7,927 × 7,927
  4. Step 4: Simplify right side
    5,064.50x = 62,837,329
  5. Step 5: Solve for x
    x = 62,837,329/5,064.50
  6. Step 6: Final answer
    x = 12,407.41

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.