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Finding the Third Proportional to 10,176 and 11,076

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Solution

The third proportional to 10,176 and 11,076 is: 12,055.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176 : 11,076 = 11,076 : x
  2. Step 2: Convert to fraction form
    10,176/11,076 = 11,076/x
  3. Step 3: Cross multiply
    10,176x = 11,076 × 11,076
  4. Step 4: Simplify right side
    10,176x = 122,677,776
  5. Step 5: Solve for x
    x = 122,677,776/10,176
  6. Step 6: Final answer
    x = 12,055.60

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.