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Finding the Third Proportional to 5,128 and 6,056

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Solution

The third proportional to 5,128 and 6,056 is: 7,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128 : 6,056 = 6,056 : x
  2. Step 2: Convert to fraction form
    5,128/6,056 = 6,056/x
  3. Step 3: Cross multiply
    5,128x = 6,056 × 6,056
  4. Step 4: Simplify right side
    5,128x = 36,675,136
  5. Step 5: Solve for x
    x = 36,675,136/5,128
  6. Step 6: Final answer
    x = 7,151.94

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Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.